Remove unused gravatar member from Commit class

The gravatar member is being set, but is never used, and causes
a warning in Eclipse.

Remove it, and also the generateGravatar method which now becomes
unused.

Change-Id: I4359ace2ccaafa5185d7c84bcec09f11ebc64073
1 file changed
tree: 15176662b64ff9438c0ff95c06f67900d083c7a7
  1. .gitignore
  2. BUCK
  3. LICENSE
  4. pom.xml
  5. src/