Try to fix build in Travis

Signed-off-by: Michal Čihař <michal@cihar.com>
Disable html coverage report

Signed-off-by: Michal Čihař <michal@cihar.com>
Sync build.xml with master

Signed-off-by: Michal Čihař <michal@cihar.com>
Merge branch 'MAINT_4_1_14' into QA_4_1
Skip failing tests

Signed-off-by: Michal Čihař <michal@cihar.com>
Merge branch 'MAINT_4_1_14' into QA_4_1