Remove "--fresh" option from installer

Turns out that this doesn't really work at all. `brew install` _never_
reuses options in the first place, and using this option with `brew
upgrade` results in some nasty corner cases in passing options to
dependencies.

Library/Contributions/manpages/brew.1.md

@@ -153,7 +153,7 @@ Note that these flags should only appear after a command.
     Print a JSON representation of <formula>. Currently the only accepted value
     for <version> is `v1`.
 
-  * `install [--debug] [--env=<std|super>] [--ignore-dependencies] [--only-dependencies] [--fresh] [--cc=<compiler>] [--build-from-source] [--devel|--HEAD]` <formula>:
+  * `install [--debug] [--env=<std|super>] [--ignore-dependencies] [--only-dependencies] [--cc=<compiler>] [--build-from-source] [--devel|--HEAD]` <formula>:
     Install <formula>.
 
     <formula> is usually the name of the formula to install, but it can be specified
@@ -175,9 +175,6 @@ Note that these flags should only appear after a command.
     If `--only-dependencies` is passed, install the dependencies with specified
     options but do not install the specified formula.
 
-    If `--fresh` is passed, the installation process will not re-use any
-    options from previous installs.
-
     If `--cc=<compiler>` is passed, attempt to compile using <compiler>.
     <compiler> should be the name of the compiler's executable, for instance
     `gcc-4.2` for Apple's GCC 4.2, or `gcc-4.8` for a Homebrew-provided GCC

Library/Homebrew/extend/ARGV.rb

@@ -187,7 +187,6 @@ module HomebrewArgvExtension
       --build-bottle
       --debug -d
       --devel
-      --fresh
       --interactive -i
       --HEAD
     ]

Library/Homebrew/formula_installer.rb

@@ -394,7 +394,7 @@ class FormulaInstaller
 
   def build_argv
     opts = Options.coerce(sanitized_ARGV_options)
-    opts.concat(options) unless opts.include? "--fresh"
+    opts.concat(options)
     opts << Option.new("--build-from-source") # don't download bottle
   end
 

share/man/man1/brew.1

@@ -174,7 +174,7 @@ To view formula history locally: \fBbrew log \-p <formula>\fR\.
 Print a JSON representation of \fIformula\fR\. Currently the only accepted value for \fIversion\fR is \fBv1\fR\.
 .
 .TP
-\fBinstall [\-\-debug] [\-\-env=<std|super>] [\-\-ignore\-dependencies] [\-\-only\-dependencies] [\-\-fresh] [\-\-cc=<compiler>] [\-\-build\-from\-source] [\-\-devel|\-\-HEAD]\fR \fIformula\fR
+\fBinstall [\-\-debug] [\-\-env=<std|super>] [\-\-ignore\-dependencies] [\-\-only\-dependencies] [\-\-cc=<compiler>] [\-\-build\-from\-source] [\-\-devel|\-\-HEAD]\fR \fIformula\fR
 Install \fIformula\fR\.
 .
 .IP
@@ -196,9 +196,6 @@ If \fB\-\-ignore\-dependencies\fR is passed, skip installing any dependencies of
 If \fB\-\-only\-dependencies\fR is passed, install the dependencies with specified options but do not install the specified formula\.
 .
 .IP
-If \fB\-\-fresh\fR is passed, the installation process will not re\-use any options from previous installs\.
-.
-.IP
 If \fB\-\-cc=<compiler>\fR is passed, attempt to compile using \fIcompiler\fR\. \fIcompiler\fR should be the name of the compiler\'s executable, for instance \fBgcc\-4\.2\fR for Apple\'s GCC 4\.2, or \fBgcc\-4\.8\fR for a Homebrew\-provided GCC 4\.8\.
 .
 .IP