Upgrade to use NB8 as building platform
Bump up version number
Merge pull request #70 from kesapojat/master

Checkstyle support
Removed unnecessary `synchronized` from some methods.

These methods should always be run on the EDT.
Discussion: https://github.com/kesapojat/tmc-netbeans/commit/bca45fcce1862aaa019266b66c4e49388061a9bb#commitcomment-7163458
Fix merge conflict