Fixed the usage of the join static to be consistent with the new Guava Pattern.

Applied re-format to pom.xml

add maven central sync requirements on pom.xml

Re-Added: Update to utilize the new -out parameter added to thrift compiler patch (THRIFT-1069)
Also added caution to README.

Reverting commit supporting thrift 1.7.x, the main line should be clean until 1.7.x is offically released.

Revert "Updated to utilize the new -out parameter added to thrift compiler patch (THRIFT-1069)"
This reverts commit fe80dbd6.

This fixes a bug when the class files get stale.

These patches were originally applied to the maven protocol buffers plugin (0.1.7).

Also removed call to forceDeleteOnExit() as it was only causing confusion.