Update ProgressWheel.java

if the test is empty , ignore it . otherwise , you must give a attr named xxx:text="",and not friendly.
Merge pull request #2 from krislq/master

Update ProgressWheel.java
To support MATCH_PARENT and WRAP_CONTENT attributes

Use onSizeChanged instead of onAttachedToWindow to get the dimensions of the view, that will support MATCH_PARENT and WRAP_CONTENT.

Change the circle size by adding offset to its padding.
Merge pull request #7 from rtfrex/master

To support MATCH_PARENT and WRAP_CONTENT attributes
Add gitignore and Remove ignore files