on ummet requirements quit must return -1
Remove pip_version_check
Raise exception describing the directory missing.
Add working setup.py

This will also download the latest master of glclient and build it
minor correction on path creation
Remove useless code for install_requires
Merge remote-tracking branch 'origin/master' into feature/setup.py

* origin/master: (21 commits)
  minor correction on path creation
  on ummet requirements quit must return -1
  implemented integrity check in internalfile + fixed a bug
  Testing againt Twisted 13.0.0 Default runlevel set to critical.
  minor correction in loglevel settings
  scripts/sbootstrap.sh removed and moved to https://github.com/globaleaks/GlobaLeaks/blob/master/install.sh
  more exception handling and bug solving of cyclone_debug + file upload
  restored mail_exception and cyclone_debug
  added --version and version info in /node API
  cleaned fdesc and fixed a reference bug
  bootstrap script updated to handle Globleaks main repository.
  implemented the same temporary fix to other situations (https://github.com/globaleaks/GlobaLeaks/issues/116)
  temporary fix to https://github.com/globaleaks/GlobaLeaks/issues/116
  file upload max size: https://github.com/globaleaks/GlobaLeaks/issues/109
  fixed logs and few bugs again
  solved/removed all the TODOs
  Implement log file rotation.
  approached a bug happening in installation without jpeg-dev
  Fix md5 verification to work with GNU md5sum
  fixed a bug on Linux #92
  ...

Conflicts:
	bin/globaleaks
Merge pull request #97 from globaleaks/feature/setup.py

Feature/setup.py
Merge branch 'master' into feature/file_overview