Added option to use time of day encoder.

Fixes #16.
Updated time encoder 'n' and 'w' to match geo.
Merge branch 'master' of github.com:numenta/nupic.geospatial into time-encoders

Conflicts:
	README.md
Removed 'n' and 'w' from date encoder config.
Merge branch 'master' of github.com:numenta/nupic.geospatial into time-encoders
changed timeOfDay first value to match on bits in

geospatial coordincate encoder.
Added a little testing
Mocked imported nupic modules.
Updating mocks for imports
Removed commented code
Merge pull request #17 from rhyolight/time-encoders

Added option to use time of day encoder.