Merge pull request #417 in CASA/casa6 from CAS-13500 to master
* commit '8ec25ffcea0702678fe9b286f2d9323886d14e35': (27 commits) CAS-13500: fix merge leakage CAS-13500: modified bug CAS-13500: fixed issues pointed out in code reviews. Refs #2034 CAS-13500: fixed issues pointed out in code reviews. Refs #2034 CAS-13500: fixed issues pointed out in code reviews. Refs #2015 #2034 CAS-11350: fixed issues pointed out in code reviews. Refs #2022 CAS-11350: fixed issues pointed out in code reviews. Refs #2022 CAS-11350: fixed issues pointed out in code reviews. Refs #2020 CAS-11350: fixed issues pointed out in code reviews. Refs #2020 CAS-11350: fixed issues pointed out in code reviews CAS-11350: fixed issues pointed out in code reviews CAS-11350: fixed issues pointed out in code reviews CAS-13500: modified import paragraph for CASA5 CAS-13500: fixed bug CAS-13500: de-duplicate codes among task_*average and sdutil CAS-13500: de-duplicate codes among task_*average and sdutil CAS-13500: de-duplicate codes among task_*average and sdutil CAS-13500: de-duplicate codes among task_*average and sdutil CAS-13500: refactoring codes CAS-13500: fix some bugs
...
