More precise on PHP version
Clearer PHP version requirement
PIM-1308 : Update view for job (import/export)
Merge pull request #458 from akeneo/PIM-1308

PIM-1308 : Update view for job (import/export)
PIM-1506 : Create label field for currency
PIM-1506 : Update behat scenario for currency
PIM-1506 : Update currencies datagrid with currency label
Merge pull request #459 from akeneo/PIM-1506

PIM-1506 : Add column label for currency datagrid
PIM-1520 Add product count to trees
Prettify js
Reset current behat page after each scenario, not before
PIM-1517 Don't create empty file directories when exporting products without media
PIM-1517 Leave the media field empty in the exported file if there is no media
Beautify some code
Update unit test
PIM-1508 Change the max file size property of attributes to MB
Update behat scenario
Merge branch 'master' of github.com:akeneo/pim-community-dev

Conflicts:
	README.md
Fix error in MediaManager
Fix another error in MediaManager