Merge pull request RapidScada#37 from RapidScada/develop

Merge Develop to Master (v.5.2.1)

Merge pull request RapidScada#36 from RapidScada/develop

Merge Develop to Master

Merge pull request RapidScada#33 from RapidScada/develop

Merge Develop to Master

Merge pull request RapidScada#32 from RapidScada/develop

Merge Develop to Master

Merge pull request RapidScada#31 from RapidScada/develop

Merge Develop to Master

Merge pull request RapidScada#25 from RapidScada/develop

Merge Develop to Master

Merge pull request RapidScada#21 from RapidScada/develop

Merge Develop to Master

Merge pull request RapidScada#20 from RapidScada/develop

Develop to Master

Merge pull request RapidScada#19 from RapidScada/develop

Develop to Master

Merge pull request RapidScada#13 from RapidScada/develop

Merge develop to master