14 component tests

All component test pass after merge with milestone 2 Checkstyle fixed

assigned to @xgulcik

added 7 commits

• 587a9939...466c1c9b - 6 commits from branch milestone_2
• 84746bd1 - Merge branch 'milestone_2' into 14_component_tests

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approved this merge request

mentioned in commit 2add0c0b

merged