update to 0.2.2

Signed-off-by: Marc Lefrançois <mlefrancois@mirego.com>
Change MCViewPositions to Bitmask. This will allow to add some missing methods.
Add shortcut for frequently used combinaisons
Merge pull request #8 from MBonevil/feature/MCViewPositionsToBitmask

Change MCViewPositions to Bitmask.
Update readme following the changes of MCViewPositions
Merge pull request #9 from MBonevil/feature/UpdateReadme

Update readme following the changes of MCViewPositions