Reroute Email (8.x-1.3) - en to ug translation catalogue (4 entries)

en: Development
ug: پروگرامما تۈزۈش

en: Subject
ug: ماۋزو

en: Settings
ug: تەڭشەكلەر

en: To
ug: تاپشۇرۇپ ئالغۇچى
