Fix str2dict and dict2str's incorrect behavior

Closes-bug: #1258065

Change-Id: Idf14c077eeeda6f18f534ad8f62cd741d0c0a2eb
Imported Translations from Transifex

Change-Id: Ic0303173cb8a04bc9bb2e31b80e37baca538dc9b
change variable name from plugin into agent

Variable for agent instance should be named as 'agent'
instead of plugin.

Change-Id: I9bb2245049c6d6084284c2311a4c6aa2ad880bc1
Closes-Bug: #1259431
Merge "Imported Translations from Transifex"
Merge "Fix str2dict and dict2str's incorrect behavior"