pidgin/pidgin

Various build fixes:
release-2.x.y
2018-03-01, Shawn Napora
3825e4808643
Various build fixes:
* Added bitbucket-pipelines.yml for CI
* Removed old plugins/win32/transparency from build
* Added updated plugins/transparency.c for translation
[main]
host = https://www.transifex.com
[pidgin.pidgin_pot-for-2_x_y]
file_filter = po/<lang>.po
source_file = po/pidgin.pot
source_lang = en