Fix some issues :
     - [DMU] Hide on Tree Parts you can't access
     - [DMU] Make BaselineConfSpec use partCollectionId instead of baselineId
     - [DMU] Don't load the laster iteration of checkouted part
     - [PM] Create Baseline (latest) only get the uncheckouted part
     - [PM] Make Baseline modal show the correct iteration
     - Fix root login
     - Some checkstyle fix
[DMU] Fix filter on instance loading