Fix Undefined Index #875
Fix spacing
Merge pull request #879 from elliott-stocks/patch-1

Fix Undefined Index #875
Add Please Wait message and loading image #880
Update class on ajax img
Add purchase loading text via wp_localize_script
Use global var for purchase loading text
Merge pull request #882 from elliott-stocks/patch-2

Add Please Wait message and loading image #880
Fixed ajax loader and trailing white space. CLoes #880