Merge pull request #883 from flyingP0tat0/patch-1

Clear up python's zlib dependency

packages/mercurial.rb

@@ -9,7 +9,6 @@ class Mercurial < Package
 
   # what's the best route for adding a minimum version symbol as a constraint?
   depends_on "python27"
-  depends_on "zlibpkg"
 
   def self.build
     # would be great to avoid even downloading the source tarball if this dependency wasn't met

packages/python27.rb

@@ -12,6 +12,7 @@ class Python27 < Package
   depends_on 'openssl' => :build
   depends_on 'sqlite' => :build
   depends_on 'gdbm' => :build
+  depends_on 'zlibpkg'
 
   def self.build
     # python requires to use /usr/local/lib, so leave as is but specify -rpath

packages/python3.rb

@@ -12,6 +12,7 @@ class Python3 < Package
   depends_on 'ncurses'
   depends_on 'openssl' => :build
   depends_on 'sqlite' => :build
+  depends_on 'zlibpkg'
 
   def self.build
     # python requires to use /usr/local/lib, so leave as is but specify -rpath