Adding tests from Caleb

Caleb added some testing data and wrote tests for his functions but I
was not able to merge them using git, so I had to replace the whole
arcapi_test.py. Credit for this commit goes to Caleb though.
I added a new alias: srs = arcpy.SpatialReference.
Increase version number

Increase version number and make some minor cleanups
Add testing data from Caleb

GitHub for Windows seems to struggle with commiting data files.