fix hitungKtn controller
add 1 row when tambah semester clicked
add more user friendly experience when addRow() btn clicked
add id property on patokan nilai and add hitungIpk()
fix bug on rowKalkulatorTemplate, value not changed
refactor code
add navbar directive test
fix e2e test
Merge tag 'fix-travis' into develop

fix nodejs version on travis.yml
Merge branch 'release/test-travis-lg'