Clean up cyanogen vendor

Inspired from jellybean/cm10.1 branch changes

Update to reflect:
1) CM .org changes
2) Fix 404 for Repo help and add in git help page
3) Moved device maintainers/translators to CONTRIBUTORS.mkdn
4) Fix reference to buildbots to point to Jenkins instead
5) Fix CM Wiki 404 error
6) Removed obsolete CHANGELOG file
7) Add myself as a translator for Greek language

Patchset 3 & 4:
8) Add phone vendor names
9) Sort phones & countries alphabetically

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I553ef3baf8a37ddaa27f2c90190ee79990565378
otatools: build-with-colors

- add new file for common functions and stuff
 - though it doesn't contain any function now ;)
- red color for errors
- yellow color for "Optimizing: *"
- cyan color for modversion :)
- green color for "package complete"
- and some general cleanup

Ported from jellybean branch

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I83b2e352580e99b1766c5e63821281224cde5c49