MOBILE-3456 ws: Don't set http plugin header in Android
MOBILE-3456 ws: Don't set http plugin header in Android

reskit/moodlemobile,reskit/moodlemobile,reskit/moodlemobile,moodlehq/moodlemobile2,reskit/moodlemobile,moodlehq/moodlemobile2,reskit/moodlemobile,moodlehq/moodlemobile2,moodlehq/moodlemobile2,reskit/moodlemobile,moodlehq/moodlemobile2,moodlehq/moodlemobile2