Merge branch 'release/1.6.5' into develop
Update several parts:

- startup script with latest version (previously in update_tornado branch
- tools and related WS
- dispatch module
Log in compute loop
Update code en cours
Updated version of algo but not convenient
In dev
New dispatch:
- for each pool
  - we assign maxRNs
  - for each prio value
	- we assign a proportionnal value of rns
  - remaining rns (due to roundings) are assigned by prio desc
Merge branch 'feature/new_dispatch' into develop
Add puliexec tool

- change files organisation in tools subfolder
- handle non-zero return code in commandwatcher process call
Fix wrong assignment in dispatch algo.

Pb occured when many job were assign to few RNs and one job had a userMaxRN.
The order of assignment is preserved until the end of the process.

Fix pb with pul_rn/pul_query when 0 items returned and optimisation
Update version numbers in settings
Add tools module
Add puliexec folder
Merge branch 'release/1.6.6'