elm_entry: add complementary description about elm_entry_imf_context_reset
elm_entry: add complementary description about elm_entry_imf_context_reset

SVN revision: 70428

FlorentRevest/Elementary,tasn/elementary,rvandegrift/elementary,rvandegrift/elementary,tasn/elementary,rvandegrift/elementary,rvandegrift/elementary,FlorentRevest/Elementary,FlorentRevest/Elementary,tasn/elementary,FlorentRevest/Elementary,tasn/elementary,tasn/elementary