fix warning "unsigned/signed compared"
fix "syntax error" caused by clang-modernize

suspect bug in the autotransform tool
Merge pull request #277 from breznak/small_fix

fix "update SHA" issue with nupic
Merge branch 'master' into cpp_opt
small updates
remove optimizations for darwin86 is it's unsupported
small for-loop updates
fix UInt overflow when _prevLrnPatterns == 0
small
remove optimization SOME_CELLS...
Revert "remove optimization SOME_CELLS..."

This reverts commit 8e2b86fc3cc1e82c030a59bfcf97779881649422.