A little for genericification
Allow success-examples to be empty/null in docgen
tidy up whitespace, add comments
Clean up Parse2

Clean up Parse2 doc help text.
Move ImportFiles2 & Parse2 to a "Beta!" tab
Cleanup FileIntegrityChecker; make default arg non-default.
Add final keywords; use generification.
Fixed a minor typo which was causing a bug
Updates to build MacOS dmg.
Merge branch 'master' of https://github.com/0xdata/h2o
Redirect Parse2 into a Progress2 page

Allow incremental display of fluid-vec parsing
Merge branch 'master' of github.com:0xdata/h2o
Fix more windows separator stuff.
Merge branch 'master' of github.com:0xdata/h2o
Added demos to H2O.R
Merge branch 'master' of https://github.com/0xdata/h2o
R py test files now point to correct H2O.R
Add projectVersion to build version object.
Add projectVersion to H2O output.
Fix bug with propagating version to build.sh.
fvec parser progress

ByteVec.openStream takes a progress key, and updates as the file is
read.
Means we can update unzipping as the raw zip data is read.
Use C1NChunk instead of C1Chunk, since no NA's in raw text files.
Peel up to 2 extensions from standard filenames (.csv.gz)
Merge branch 'master' of github.com:0xdata/h2o
Small change to H2O version check scheme
Merge branch 'master' of https://github.com/0xdata/h2o