Fix #26, Change in endianness detection due to gcc compiler bug
made changes needed for snap.py on Windows
defined NDEBUG compilation flag to disable assertions, added new GetVal1() and GetVal2() methods to access components of TPair
Merge branch 'master' of github.com:snap-stanford/snap
updated RELEASE.txt for Snap 2.1
added SetVal() to TVec to support value changes in Snap.py
Merge pull request #28 from milani/master

Fix #26, Change in endianness detection due to gcc compiler bug
Fixed a bug in CntUniqBiDirEdges
Added comments and fixed small bugs in Cnt... functions in alg.h
MacOs supports Png (edited gnuplot to allow png creation on a mac)
Added a function to plot multiple TMom hash tables on a single plot.
Extended TMom to also compute the mode value of the data.
Fixed bug in TMom standard error computaiton
Added a PlotValV function that also plots error bars/variances
added GetVal(), GetPrimHashCd() and GetSecHashCd() to TCnCom for Snap.py support
added another demo of connected components
applied a fix to mag.cpp from Myunghwan
removed a redundant declaration in mag.cpp
added conditional compilation for Snapworld
appended 'X' to the names of copy out scalar parameters in snap-core, which is needed for Snap.py