Update brew's man page formatting and grammar

Also update command specifications to match descriptions.

Library/Homebrew/cmd/cleanup.rb

@@ -7,7 +7,7 @@
 #:    If `--dry-run` or `-n` is passed, show what would be removed, but do not
 #:    actually remove anything.
 #:
-#:    If `-s` is passed, scrubs the cache, removing downloads for even the latest
+#:    If `-s` is passed, scrub the cache, removing downloads for even the latest
 #:    versions of formulae. Note downloads for any installed formulae will still not be
 #:    deleted. If you want to delete those too: `rm -rf $(brew --cache)`
 

Library/Homebrew/cmd/desc.rb

 #:  * `desc` <formula>:
 #:    Display <formula>'s name and one-line description.
 #:
-#:  * `desc` [`-s`|`-n`|`-d`] <pattern>:
+#:  * `desc` [`-s`|`-n`|`-d`] (<text>|`/`<text>`/`):
 #:    Search both name and description (`-s`), just the names (`-n`), or just  the
-#:    descriptions (`-d`) for `<pattern>`. `<pattern>` is by default interpreted
-#:    as a literal string; if flanked by slashes, it is instead interpreted as a
-#:    regular expression. Formula descriptions are cached; the cache is created on
+#:    descriptions (`-d`) for <text>. If <text> is flanked by slashes, it is interpreted
+#:    as a regular expression. Formula descriptions are cached; the cache is created on
 #:    the first search, making that search slower than subsequent ones.
 
 require "descriptions"

Library/Homebrew/cmd/info.rb

@@ -4,7 +4,7 @@
 #:  * `info` `--github` <formula>:
 #:    Open a browser to the GitHub History page for formula <formula>.
 #:
-#:    To view formula history locally: `brew log -p <formula>`.
+#:    To view formula history locally: `brew log -p <formula>`
 #:
 #:  * `info` `--json=`<version> (`--all`|`--installed`|<formulae>):
 #:    Print a JSON representation of <formulae>. Currently the only accepted value
@@ -13,7 +13,7 @@
 #:    Pass `--all` to get information on all formulae, or `--installed` to get
 #:    information on all installed formulae.
 #:
-#:    See the docs for examples of using the JSON:
+#:    See the docs for examples of using the JSON output:
 #:    <http://docs.brew.sh/Querying-Brew.html>
 
 require "blacklist"

Library/Homebrew/cmd/outdated.rb

-#:  * `outdated` [`--quiet`|`--verbose`|`--json=v1`] [`--fetch-HEAD`]:
+#:  * `outdated` [`--quiet`|`--verbose`|`--json=`<version>] [`--fetch-HEAD`]:
 #:    Show formulae that have an updated version available.
 #:
 #:    By default, version information is displayed in interactive shells, and

Library/Homebrew/cmd/readall.rb

@@ -4,7 +4,7 @@
 #:
 #:    This can be useful for debugging issues across all formulae
 #:    when making significant changes to `formula.rb`,
-#:    or to determine if any current formulae have Ruby issues
+#:    or to determine if any current formulae have Ruby issues.
 
 require "readall"
 

Library/Homebrew/cmd/search.rb

@@ -2,7 +2,7 @@
 #:    Display all locally available formulae for brewing (including tapped ones).
 #:    No online search is performed if called without arguments.
 #:
-#:  * `search` [`--desc`] <text>|`/`<text>`/`:
+#:  * `search` [`--desc`] (<text>|`/`<text>`/`):
 #:    Perform a substring search of formula names for <text>. If <text> is
 #:    surrounded with slashes, then it is interpreted as a regular expression.
 #:    The search for <text> is extended online to some popular taps.

Library/Homebrew/cmd/tap-info.rb

@@ -12,7 +12,7 @@
 #:
 #:    Pass `--installed` to get information on installed taps.
 #:
-#:    See the docs for examples of using the JSON:
+#:    See the docs for examples of using the JSON output:
 #:    <http://docs.brew.sh/Querying-Brew.html>
 
 require "tap"

Library/Homebrew/cmd/unlink.rb

 #:  * `unlink` [`--dry-run`] <formula>:
 #:    Remove symlinks for <formula> from the Homebrew prefix. This can be useful
 #:    for temporarily disabling a formula:
-#:    `brew unlink foo && commands && brew link foo`.
+#:    `brew unlink <formula> && <commands> && brew link <formula>`
 #:
 #:    If `--dry-run` or `-n` is passed, Homebrew will list all files which would
 #:    be unlinked, but will not actually unlink or delete any files.

Library/Homebrew/cmd/unpack.rb

 #:  * `unpack` [`--git`|`--patch`] [`--destdir=`<path>] <formulae>:
 #:    Unpack the source files for <formulae> into subdirectories of the current
 #:    working directory. If `--destdir=`<path> is given, the subdirectories will
-#:    be created in the directory named by `<path>` instead.
+#:    be created in the directory named by <path> instead.
 #:
 #:    If `--patch` is passed, patches for <formulae> will be applied to the
 #:    unpacked source.

Library/Homebrew/cmd/uses.rb

@@ -12,8 +12,8 @@
 #:    `--include-build`. Similarly, pass `--include-optional` to include `:optional`
 #:    dependencies. To skip `:recommended` type dependencies, pass `--skip-recommended`.
 #:
-#:    By default, `uses` shows usages of `formula` by stable builds. To find
-#:    cases where `formula` is used by development or HEAD build, pass
+#:    By default, `uses` shows usages of <formulae> by stable builds. To find
+#:    cases where <formulae> is used by development or HEAD build, pass
 #:    `--devel` or `--HEAD`.
 
 require "formula"

Library/Homebrew/dev-cmd/boneyard-formula-pr.rb

 #: @hide_from_man_page
-#:  * `boneyard-formula-pr` [`--dry-run`] [`--local`] [`--reason=<reason>`] <formula-name> :
+#:  * `boneyard-formula-pr` [`--dry-run`] [`--local`] [`--reason=<reason>`] <formula> :
 #:    Creates a pull request to boneyard a formula.
 #:
 #:    If `--dry-run` is passed, print what would be done rather than doing it.

Library/Homebrew/dev-cmd/bottle.rb

-#:  * `bottle` [`--verbose`] [`--no-rebuild`] [`--keep-old`] [`--skip-relocation`] [`--root-url=<root_url>`] [`--force-core-tap`]:
+#:  * `bottle` [`--verbose`] [`--no-rebuild`] [`--keep-old`] [`--skip-relocation`] [`--root-url=`<URL>] [`--force-core-tap`]:
 #:  * `bottle` `--merge` [`--no-commit`] [`--keep-old`] [`--write`]:
-#:
 #:    Generate a bottle (binary package) from a formula installed with
 #:    `--build-bottle`.
 

Library/Homebrew/dev-cmd/bump-formula-pr.rb

-#:  * `bump-formula-pr` [`--devel`] [`--dry-run`] [`--audit`|`--strict`] [`--message=`<message>] `--url=`<url> `--sha256=`<sha-256> <formula>:
-#:  * `bump-formula-pr` [`--devel`] [`--dry-run`] [`--audit`|`--strict`] [`--message=`<message>] `--tag=`<tag> `--revision=`<revision> <formula>:
-#:    Creates a pull request to update the formula with a new url or a new tag.
+#:  * `bump-formula-pr` [`--devel`] [`--dry-run` [`--write`]] [`--audit`|`--strict`] [`--mirror=`<URL>] [`--version=`<version>] [`--message=`<message>] (`--url=`<URL> `--sha256=`<sha-256>|`--tag=`<tag> `--revision=`<revision>) <formula>:
+#:    Creates a pull request to update the formula with a new URL or a new tag.
 #:
-#:    If a <url> is specified, the <sha-256> checksum of the new download must
+#:    If a <URL> is specified, the <sha-256> checksum of the new download must
 #:    also be specified. A best effort to determine the <sha-256> and <formula>
 #:    name will be made if either or both values are not supplied by the user.
 #:
@@ -21,17 +20,17 @@
 #:
 #:    If `--strict` is passed, run `brew audit --strict` before opening the PR.
 #:
-#:    If `--mirror=`<url> is passed, use the value as a mirror url.
+#:    If `--mirror=`<URL> is passed, use the value as a mirror URL.
 #:
 #:    If `--version=`<version> is passed, use the value to override the value
-#:    parsed from the url or tag. Note that `--version=0` can be used to delete
+#:    parsed from the URL or tag. Note that `--version=0` can be used to delete
 #:    an existing `version` override from a formula if it has become redundant.
 #:
 #:    If `--message=`<message> is passed, append <message> to the default PR
 #:    message.
 #:
 #:    Note that this command cannot be used to transition a formula from a
-#:    url-and-sha256 style specification into a tag-and-revision style
+#:    URL-and-sha256 style specification into a tag-and-revision style
 #:    specification, nor vice versa. It must use whichever style specification
 #:    the preexisting formula already uses.
 

Library/Homebrew/dev-cmd/create.rb

@@ -3,8 +3,7 @@
 #:    Homebrew will attempt to automatically derive the formula name
 #:    and version, but if it fails, you'll have to make your own template. The `wget`
 #:    formula serves as a simple example. For the complete API have a look at
-#:
-#:    <http://www.rubydoc.info/github/Homebrew/brew/master/Formula>
+#:    <http://www.rubydoc.info/github/Homebrew/brew/master/Formula>.
 #:
 #:    If `--autotools` is passed, create a basic template for an Autotools-style build.
 #:    If `--cmake` is passed, create a basic template for a CMake-style build.

Library/Homebrew/dev-cmd/formula.rb

 #:  * `formula` <formula>:
-#:    Display the path where <formula> is
+#:    Display the path where <formula> is located.
 
 require "formula"
 

Library/Homebrew/dev-cmd/linkage.rb

-#:  * `linkage` [`--test`] [`--reverse`]  <formula-name>:
+#:  * `linkage` [`--test`] [`--reverse`]  <formula>:
 #:    Checks the library links of an installed formula.
 #:
 #:    Only works on installed formulae. An error is raised if it is run on

Library/Homebrew/dev-cmd/mirror.rb

 #: @hide_from_man_page
-#:  * `mirror` [`--test`] <formula-name> [<formula-name> ...]:
+#:  * `mirror` [`--test`] <formulae>:
 #:    Reuploads the stable URL for a formula to Bintray to use it as a mirror.
 
 module Homebrew

Library/Homebrew/dev-cmd/release-notes.rb

-#:  * `release-notes` [<previous_tag>] [<end_ref>]:
+#:  * `release-notes` [`--markdown`] [<previous_tag>] [<end_ref>]:
 #:    Output the merged pull requests on Homebrew/brew between two Git refs.
-#:    If no `previous_tag` is provided it defaults to the newest tag.
-#:    If no `end_ref` is provided it defaults to `origin/master`.
+#:    If no <previous_tag> is provided it defaults to the newest tag.
+#:    If no <end_ref> is provided it defaults to `origin/master`.
 #:
 #:    If `--markdown` is passed, output as a Markdown list.
 

Library/Homebrew/dev-cmd/tests.rb

-#:  * `tests` [`-v`] [`--coverage`] [`--generic`] [`--no-compat`] [`--only=`<test_script:test_method>] [`--seed` <seed>] [`--trace`] [`--online`] [`--official-cmd-taps`]:
+#:  * `tests` [`-v`] [`--coverage`] [`--generic`] [`--no-compat`] [`--only=`<test_script>`:`<test_method>] [`--seed` <seed>] [`--trace`] [`--online`] [`--official-cmd-taps`]:
 #:    Run Homebrew's unit and integration tests.
 
 require "fileutils"

Library/Homebrew/dev-cmd/update-test.rb

-#:  * `update-test` [`--commit=<commit>`] [`--before=<date>`] [`--keep-tmp`]:
+#:  * `update-test` [`--commit=`<commit>] [`--before=`<date>] [`--keep-tmp`]:
 #:    Runs a test of `brew update` with a new repository clone.
 #:
 #:    If no arguments are passed, use `origin/master` as the start commit.
 #:
-#:    If `--commit=<commit>` is passed, use `<commit>` as the start commit.
+#:    If `--commit=`<commit> is passed, use <commit> as the start commit.
 #:
-#:    If `--before=<date>` is passed, use the commit at `<date>` as the
+#:    If `--before=`<date> is passed, use the commit at <date> as the
 #:    start commit.
 #:
-#:    If `--to-tag` is passed, set HOMEBREW_UPDATE_TO_TAG to test updating
+#:    If `--to-tag` is passed, set `HOMEBREW_UPDATE_TO_TAG` to test updating
 #:    between tags.
 #:
 #:    If `--keep-tmp` is passed, retain the temporary directory containing