Info about environment variable (+3 squashed commits)
Squashed commits:
[2a988ff] Fix letter case for linux
[1eed1dd] Minor fixes.
[8a4e041] Compiles on OSX
Merge branch 'master' of github.com:varun-nagaraja/BING-Objectness

* 'master' of github.com:varun-nagaraja/BING-Objectness:
  Info about environment variable
  Fix letter case for linux
  Minor fixes.
  Compiles on OSX