Insert command class use local date extension (#6774)

The insert command is extended by a new option "--with-local"
setting the start date to the last local date.
Command class will abort if last local date is in the future.
Functional test extended, see note for instructions.
Show employees left to avail to gm and tm (#6753)

1) Modified calendar controller to fetch the left
to avail days for employees.
2) Modified team leaves calendar partial to only display
days left to avail for employee.
Team selector on team calendar page (#6755)

1) Modified employee repository findTeamEmployees to accept
new parameter team, and when set only fetch employees from
that team.
2) Calendar controller extended to pass new parameter
team to getTeamsEmployees where needed.
3) Team leaves partial template extended to set new classes
on employee element, and added team selector.
4) Added new listener to listen to change of team selector
and to display only those employees who are in the selected team.
Export button click event extended to pass team to
download action data property.
Option to make calendar full screen (#6754)

1) Extended leave calendar scss to contain css for
full screen mode of calendar.
2) Added toggle full screen button, and screen overlay
to team leaves calendar partial template.
3) In team leaves calendar coffee modified change action
for team selection not to re-generate whole calendar
only events.
Added click event for toggle full screen.
Removed renderCalendar action and moved contents to
document ready.
Save leave request and send for approval (#6810)

1) Leave controller showLeaveRequestAction modified to
accept new parameter fa, and to set lr status to for approval
when fa is set and employee is creating lr for himself.
ShowDetails action modified to be able to render
template using the lr data passed to it.
2) Show lr coffee modified to show details dialog
when employee is creating dialog for himself.
Symfony framework update 2.5.7 (#7022)

Symfony framework is updated along with vendor libs.