gcc extension filename always uses .so
Merge branch 'master' of https://github.com/bedatadriven/renjin
Merge branch 'master' of https://github.com/bedatadriven/renjin
Merge branch 'master' of https://github.com/bedatadriven/renjin
Merge branch 'master' of https://github.com/bedatadriven/renjin
Merge branch 'master' of https://github.com/bedatadriven/renjin
Merge pull request #84 from acaloiaro/master

Integrate port of GNU-R Mersenne-Twister implementation
Remove the duplicates of is.na in Symbol Table.
Merge pull request #85 from hlin09/hlin09

Remove the duplicates of is.na in Symbol Table.
Merge branch 'master' of https://github.com/bedatadriven/renjin
matrix(nrow=10^8, ncol=1) does no longer allocate huge NA vector
This fixes #87