Add parameters to plugin configuration

Add http-transform-pattern and storage-directory parameters to plugin
configuration in gerrit.config.

Parameter value is resolved in the following context:
* storage-directory
1. if /tmp/javamelody directory exists it will be kept
2. plugin.javamelody.storage-directory has higher priority than
-Djavamelody.storage-directory value configured for
container.javaOptions parameter
3. finally it resolves to default which is GERRIT_SITE/data/javamelody
directory

* http-transform-pattern
1. plugin.javamelody.http-transform-pattern has higher priority than
-Djavamelody.http-transform-pattern value configured for
container.javaOptions parameter
2. finally it resolves to default that covers REST and GIT HTTP
(including LFS) requests

Change-Id: I18435a792c9b0c43fef86da954358e2137d0ce77
Signed-off-by: Jacek Centkowski <jcentkowski@collab.net>
2 files changed