* Added src/nupic/frameworks/opf/common_models/cluster_params.py and supporting files from numenta-apps htmengine. A separate numenta-apps PR will remove this code from htmengine.
* fixes 2592
* fix for 2265
* fix for bug 2265
* Fixup Dockerfile to install nupic.bindings, and other cleanup
* Adding C++ compiler requirement to README.
* Fix for test failure
* Fixed stream definition reference error.
* Reduce default reestimation period.
* Remove greedy reestimation of distribution
* Pointing README to proper bindings version.
* Continuing work on 0.3.4.dev0.
* removing a test that depends on nupic.vision
* PCA_Node test: some fixes, WIP
* formatting
* test for PCANode region
* remove Pillow from requirements.txt as it was used for vision only
* fix merge mistake in csv file
* move test from PCANode to nupic.vision unittest