better order checks at startup
Merge branch 'master' of http://github.com/globaleaks/GLBackend

Conflicts:
	bin/startglobaleaks
Merge branch 'master', solved conflict, handled error outside pyenv
removed pyenv checks: not really useful
exception handling simplified trying to solve some bugs.
Merge branch 'master' of ssh://github.com/globaleaks/GLBackend
Merge branch 'master' of ssh://github.com/globaleaks/GLBackend

Conflicts:
	bin/startglobaleaks