git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/datatable@1133 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Added extra checks to savetl_init and savetl_end.  (As previous commit message should have said).

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/datatable@1134 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
More size_t tidy up

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/datatable@1135 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
+ Ad hoc by= switched to forder
+ iradix fixed for negatives and NA, tests added

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/datatable@1136 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Merge branch 'refs/heads/r-forge-git-svn-local'
All remaining fastorder calls switched to forder, other than one in fcast.R for Arun to check.

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/datatable@1137 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
speedup for ad hoc dogroups, avoiding memcpy for single items

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/datatable@1138 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Merge branch 'refs/heads/r-forge-git-svn-local'
Raised a too-deep setAttrib in dogroups

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/datatable@1139 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Merge branch 'refs/heads/r-forge-git-svn-local'
Tidying dogroups

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/datatable@1140 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Merge branch 'refs/heads/r-forge-git-svn-local'
bench() fix now that forder returns integer() rather than NULL.

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/datatable@1141 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Merge branch 'refs/heads/r-forge-git-svn-local'
dcast now uses fodder internally.
dcast now uses fodder internally.

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/datatable@1142 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
GForce deployed, just gsum so far

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/datatable@1143 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Merge branch 'refs/heads/r-forge-git-svn-local'
Fixed segfault with forder on character strings longer than 20,  thanks to Zach Mayer for reporting from v1.8.11

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/datatable@1144 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Added NEWS item and test for forder cradix segfault when nchar>20.

git-svn-id: svn+ssh://svn.r-forge.r-project.org/svnroot/datatable@1145 edb9625f-4e0d-4859-8d74-9fd3b1da38cb