revert gitignore

Author: cadenmyers13

.gitignore

@@ -6,11 +6,6 @@ __pycache__/
 # C extensions
 *.so
 
-# ignore any data saved by the diffpy.cmi examples
-docs/examples/ch*/solutions/diffpy-cmi/fig/*
-docs/examples/ch*/solutions/diffpy-cmi/fit/*
-docs/examples/ch*/solutions/diffpy-cmi/res/*
-
 # Distribution / packaging
 .Python
 env/