[EN-250] removing points for certain terms (on terms edit)
EN-216: Concurrent modification on impossibilities view (Review: Michal Zmuda)
EN-287: Disable CSV export for students (Review: Piotr Turek)
[EN-308] handling imposibilities properly
EN-289 * possible fix to pref lookup displaying problem (i.e. no schedule displayed ;D)
Merged in feature/disable-csv-for-students (pull request #137)

EN-287: Disable CSV export for students (Review: Piotr Turek)
[EN-302] detecting subjects with certain terms only
[EN-305] saved subjects != subjects with preferences
[EN-305] cleanup
Merged master into sppt-ammends
Merge remote-tracking branch 'remotes/origin/master' into handlingPreferencesWithTermChangedToCertain

RESOLVED Conflicts:
	enrollme-webapp/src/main/java/pl/agh/enrollme/service/crudservices/points/sppt/IStudentPointsPerTermService.java
	enrollme-webapp/src/main/java/pl/agh/enrollme/service/crudservices/points/sppt/StudentPointsPerTermService.java
	enrollme-webapp/src/main/java/pl/agh/enrollme/service/schedule/TermManagementService.java
[EN-305] additional comments
Merge remote-tracking branch 'origin/sppt-ammends' into sppt-ammends
Merged in sppt-ammends (pull request #138)

[EN-302] [EN-308] [EN-305]
Merge branch 'master' into fix/pref-look-fail
Merged in fix/pref-look-fail (pull request #139)

EN-289 (review: Michał Partyka)
Merged in technical/debug-imposibilities (pull request #136)

EN-216: Concurrent modification on impossibilities view (Review: Michal Zmuda)
EN-310 * added departmentgroup changeset
EN-310 * added departmentGroup field to term
Merged in handlingPreferencesWithTermChangedToCertain (pull request #132)

[EN-250] removing points for certain terms (on terms edit)