TODO for next versions : 

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Version 2.0.x
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2.0.0   - Add to guest the possibility to vote for a concours (BETA)
        - Some correction (code and database structure)
        - Correct hour/min bug when time is set to 00h00 and control coherence between end and begin dates/hours
        - Correct export to csv file (utf8decode)
        - Add information on admin page
        - Change blockmenu to show Contests without groups or for Guests.  
		- Add help page for correct usage
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Version 1.0.x
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1.2.0   - Add exaequo checking for the result (beta)
        - Add EN language
        - Correct "concours not displayed" when no group is selected in admin page. Now, concours is available for all registered user (not depending on the group appartenance)
        - Add option to allow author to vote for their photos (disable check based on username=authorname)
        - Add option to allow user to change the score after a validation
1.1.0	- Add datas "moyenne" and "nbvotant" in database concours_result. Export theses datas in csv.
		- add method of rank calculation in a concours (in database).
		- generate the result (export) with the method (moyenne or sum)
1.0.0 --> First public release
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Version 0.0.x
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0.0.1 --> Initial version (for testing)