Symlink pylintrc to tests directory
Removed misleading comment
Add accessors getInputDimensions and getColumnDimensions to SP
Merge branch 'master' into issue-887
README updates:

- removed inline OPF examples in favor of links to Using Nupic wiki
  page, which contains examples, tutorials, and screencasts
- replaced ambiguous and non-executable example of running tests with a
  line-by-line runnable example of running tests from make
- added note about anomaly detection capabilities to project
  description
Adding tests_all
Merge branch 'master' of github.com:numenta/nupic into update-readme
Merge pull request #904 from rhyolight/update-readme

README updates:
Build as a c++ project rather than python.  The Travis Python environment is fubar anyway and we have to build up our own Python environment from scratch.
Default directories structure (python standard)
$NTA replaced by $NUPIC
Path adjustments to new dir structure
Root files
Merge branch 'master' into issue-887
Merge branch 'master' into issue-892
Point to updated core
Improved setup file
rootDir replaced by os.environ['NUPIC']
Re-introduce 2.6 in build matrix, using distribution-supplied python version rather than building from scratch.  Use deadsnakes repository for python 2.6
nupic.rootDir replaced by os.environ['NUPIC']