Adapt to upstream 2.2 release
-rw-r--r-- 287 .checkstyle
-rw-r--r-- 1754 .classpath
-rw-r--r-- 598 .project
drwxr-xr-x - .settings
drwxr-xr-x - common
drwxr-xr-x - doc
drwxr-xr-x - idp-plugin
-rw-r--r-- 1867 pom.xml
drwxr-xr-x - src
drwxr-xr-x - viewer