https://community.igniterealtime.org/thread/53888

Adding verify the installation configuration change encryption and
secret key encryption.
If there are changes then use the old encryption secret key to decrypt
the original configuration.
With a new encrypted and the encrypted secret key.

I think OF-825 problem has been repaired.
Merge pull request #118 from wmz7year/of825

encryption configuration attributes issue
Merge pull request #5 from igniterealtime/master

synchronized project