add a switch to disable omni complete
store the vundle uri in a variable.

I sometimes need to use other git transports (as opposed to https) and having these uris readable from the environment helps.
bash requires the space in this case
fix spelling of occurred in debug()
Merge pull request #546 from jrobeson/patch-1

fix spelling of occurred in debug()
Merge pull request #543 from matlads/3.0

allow git_uri and vundle_uri to be set in ENV for bootstrap.sh
Merge pull request #537 from perfectworks/noOmniComplete

add a switch to disable omni complete
Merge remote-tracking branch 'upstream/3.0' into eda-1.0

Conflicts:
	bootstrap.sh