remove duplicate dep in pom
add commons.lang dep
Merge remote-tracking branch 'origin/1.0.0' into 1.0.0
jar -> war
jar -> war
map vaadin deps
add jpa entity Period
add jpa entity Period + tests
add jpa entity Period + tests
create Calendar ui and init view(date)
Merge remote-tracking branch 'origin/1.0.0'
setWeekPeriodToCalendar
setWeekPeriodToCalendar