Fixing an error in the grading group of the 122 example

git-svn-id: svn://svn.macaulay2.com/Macaulay2/trunk@15805 a8012f80-5f13-0410-8dc0-eb77bd940c0d
Update Posets routines moebiusFunction and intersectionLattice

git-svn-id: svn://svn.macaulay2.com/Macaulay2/trunk@15810 a8012f80-5f13-0410-8dc0-eb77bd940c0d
Update projectivizeArrangement in Posets

git-svn-id: svn://svn.macaulay2.com/Macaulay2/trunk@15811 a8012f80-5f13-0410-8dc0-eb77bd940c0d
Merge pull request #6 from jakobkroeker/master

get rid of signed trait in aring-ffpack
add -std=c++0x to e dir makefile.

This appears to work on all of the compilers that we are using, including
cygwin, which uses gcc 4.5.3.
Merge pull request #7 from jakobkroeker/master

initial fplll interface
fixed fpLLL configure typo, rewrite ffpack power to use doubling alg
Added boundedRegions and realRegions to Posets

git-svn-id: svn://svn.macaulay2.com/Macaulay2/trunk@15814 a8012f80-5f13-0410-8dc0-eb77bd940c0d
Added Gunnar Floystad's package Triplets.m2
Updated documentation / code formatting for Posets.

git-svn-id: svn://svn.macaulay2.com/Macaulay2/trunk@15823 a8012f80-5f13-0410-8dc0-eb77bd940c0d
found more info about rawCharSeries bug
more detail on rawCharSeries code
fixed merge conflicts in file
working on bug
git-svn-id: svn://svn.macaulay2.com/Macaulay2/trunk@15824 a8012f80-5f13-0410-8dc0-eb77bd940c0d
commented out garbage test in the middle of the file

git-svn-id: svn://svn.macaulay2.com/Macaulay2/trunk@15825 a8012f80-5f13-0410-8dc0-eb77bd940c0d
minor changes
Fix indexElements to throw an error when an element isn't in the Poset.

git-svn-id: svn://svn.macaulay2.com/Macaulay2/trunk@15826 a8012f80-5f13-0410-8dc0-eb77bd940c0d
moved typetraits include file inside HAVE_GIVARO clause, so that this will compile on gcc 4.5, at least for now
Made a new engine command rawFactorOverTower.  Still buggy.

Also added a test file for it: test/rawFactorOverTower.m2.