Fixes serialization resolution for floats in Cells4 and re-enables the failing test.
Merge pull request #150 from gilsho/master

created clean version of spatial pooler.
Merge branch 'master' of git://github.com/numenta/nupic
Merge pull request #161 from scottpurdy/master

Fixes serialization resolution for floats in Cells4 and re-enables the f...
Revert build flag changes that were causing numerous people problems (at least until we can figure out why they aren't recognized by some versions of gcc/ld).
Merge pull request #163 from scottpurdy/master

Revert build flag changes that were causing numerous people problems (at...
Undoes remaining LD flag from @breznak's commit.
Merge pull request #165 from scottpurdy/master

Undoes remaining LD flag from @breznak's commit.
remove gcc flag -Wnewline-eof on Mac

this is an unstandard flag, causing us problems on newer versions of Apple's GCC
(4.2 was fine, 4.7 was causing errors)

see https://github.com/joyent/node/pull/3887
and ML discussion titled "[nupic-dev] Building in OS X 10.6.8"
added some patches to make new implementation of spatial pooler comply with old one
Merge pull request #167 from breznak/apple-gcc-fixups

remove gcc flag -Wnewline-eof on Mac
Upgrade asteval to 0.9.1 (built from master@1400a9215e4094dac19f557bc1af545f0c36b7c8 as 0.9.1 hasn't been released, yet)
Merge pull request #168 from oxtopus/asteval-0.9.1

Upgrade asteval to 0.9.1
Merge branch 'master' of github.com:numenta/nupic

merged changes.
fixed inconsistences in trimming associated with orphan columns