Small patch by vincele adding missing breaks to planet sidepanel right click menu response code.

git-svn-id: svn://svn.code.sf.net/p/freeorion/code/trunk@7717 dbd5520b-6a0a-0410-a553-f54834df5b05
Small patch by vincele removing redundant else if case.

git-svn-id: svn://svn.code.sf.net/p/freeorion/code/trunk@7718 dbd5520b-6a0a-0410-a553-f54834df5b05