Renamed NTA_CONF_DIR variable to NTA_CONF_PATH per #554.
Removed boilerplate comment above initLogging() calls in several places per @vitaly-krugl.
Merge branch 'master' of https://github.com/numenta/nupic
Merge pull request #563 from csimons/master

Renamed NTA_CONF_DIR variable to NTA_CONF_PATH per #554.
Merge branch 'master' of github.com:numenta/nupic