patch by Cjkjvfnby-- Move AI timers related code to separate module.

git-svn-id: svn://svn.code.sf.net/p/freeorion/code/trunk@7209 dbd5520b-6a0a-0410-a553-f54834df5b05
AI cleanup patch by Cjkjvfnby -- 
  remove an unused file (AIEmpireWarMission.py), 
  cleanup AIDependencies,
   add new tool module, move there all copies of dictFromMap

git-svn-id: svn://svn.code.sf.net/p/freeorion/code/trunk@7210 dbd5520b-6a0a-0410-a553-f54834df5b05
AI cleanup patch by Cjkjvfnby -- 
  removing extraneous blank lines, adding some where appropriate

git-svn-id: svn://svn.code.sf.net/p/freeorion/code/trunk@7211 dbd5520b-6a0a-0410-a553-f54834df5b05