Removed duplicate dep and check linux gem are not trying to install on windows

Signed-off-by: nitin sanghi <nsanghi@progress.com>

Author: sanghinitin

Gemfile

@@ -23,7 +23,9 @@ group :development do
 end
 
 group :profile do
-  gem "stackprof"
-  gem "stackprof-webnav"
-  gem "memory_profiler"
+  unless RUBY_PLATFORM.match?(/mswin|mingw|windows/)
+    gem "stackprof"
+    gem "stackprof-webnav"
+    gem "memory_profiler"
+  end
 end

chef-cli.gemspec

@@ -50,5 +50,4 @@ Gem::Specification.new do |gem|
   gem.add_dependency "diff-lcs", ">= 1.0", "< 1.4" # 1.4 changes the output
   gem.add_dependency "pastel", "~> 0.7" # used for policyfile differ
   gem.add_dependency "license-acceptance", ">= 1.0.11", "< 3"
-  gem.add_dependency "appbundler"
 end