Add Peter's PSFEx.h file as starting point for getting a GalSim version.
(#350)
Rename SBLaguerre to SBShapelet
(#350)
More file renames
(#350)
Change class name to SBShapelet
(#350)
Convert LVector and LTransform into using copy on write semantics
(#350)
Wrap LVector
(#350)
Forgot to add this file
(#350)
Merge branch 'master' into #350

Conflicts:
	pysrc/Image.cpp
Fix minor error
(#350)
Merge branch 'master' into #350
Reformat PSFEx.h to our typsetting style
(#350)
Wrap SBShapelet, and implement python layer Shapelet class
(#350)
First pass at unit tests for Shapelet
(#350)
Some fixes to the LVector memory management to work with viewing as a numpy array
(#350)
Add suggestion about git gc to git.txt
(#350)
Clean up Laguerre code a bit.
(#350)
Add test of cenroid, and fix centroid calculation
(#350)
Add test_shapelet_properties
(#350)
Improve shapelet_properties tests
(#350)
Implement shapelet.fitImage and add unit test for it
(#350)