@isonic1 I got the following error while installing flick
Fetching: parallel-1.8.0.gem (100%)
Successfully installed parallel-1.8.0
Fetching: colorize-0.7.7.gem (100%)
Successfully installed colorize-0.7.7
Fetching: highline-1.7.8.gem (100%)
Successfully installed highline-1.7.8
Fetching: commander-4.4.0.gem (100%)
Successfully installed commander-4.4.0
Fetching: json-1.8.3.gem (100%)
Building native extensions. This could take a while...
ERROR: Error installing flick:
ERROR: Failed to build gem native extension.
/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/bin/ruby extconf.rb
creating Makefile
make "DESTDIR="
compiling generator.c
In file included from generator.c:1:
In file included from ./../fbuffer/fbuffer.h:5:
In file included from /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.11.sdk/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/include/ruby-2.0.0/ruby.h:33:
/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.11.sdk/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/include/ruby-2.0.0/ruby/ruby.h:24:10: fatal error: 'ruby/config.h' file not found
include "ruby/config.h"
^
1 error generated.
make: *** [generator.o] Error 1
Gem files will remain installed in /Library/Ruby/Gems/2.0.0/gems/json-1.8.3 for inspection.
Results logged to /Library/Ruby/Gems/2.0.0/gems/json-1.8.3/ext/json/ext/generator/gem_make.out
PLEASE HELP...