Only return 64x64px icons for Fireplace API endpoints (Bug 986634)
Move get_icons out into a base class
Merge pull request #1888 from nearlyfreeapps/bug-986634

Return only 64x64px icons for Fireplace API endpoints (Bug 986634)
Commit from Mozilla Verbatim by user sara.todaro@mozillaitalia.org.: 4920 of 4920 strings translated (0 fuzzy).
double check iarc pingbacks (bug 975200)