Support for mentions in the parser

[fredrike]

The parser should support mentions as posts:

Example json:

{"created_time":"2013-04-16T15:05:13+0000","story":"The Band Perry was mentioned in a post.","id":"28815296015_10151364053426016"}

{"ep_likes":{"data":[{"id":"10204735612260240"},{"id":"10207840391903590"},{"id":"10207254109003922"},{"id":"10208265339620841"},{"id":"1064089403706136"},{"id":"10205498305757751"},{"id":"940619955991437"},{"id":"1023258114403852"},{"id":"1004121569649276"},{"id":"10153815397333158"},{"id":"799200820186325"},{"id":"1001773413243261"},{"id":"10208307983321129"},{"id":"10208271545083631"},{"id":"10205523212183079"},{"id":"10208570167832143"},{"id":"10103598222121038"},{"id":"10153328410962781"},{"id":"10153835958294190"},{"id":"10208237708164877"},{"id":"10206451197093548"},{"id":"10103051037663085"},{"id":"980376598698676"},{"id":"10208461398440576"},{"id":"10107823871201214"},{"id":"10153118961087100"},{"id":"10207860439654032"},{"id":"10103051038206995"},{"id":"480531192132502"},{"id":"10153412064998510"},{"id":"10103001339299005"},{"id":"10205978568648179"},{"id":"10153832195496532"},{"id":"10153975572152652"},{"id":"10207249409327843"},{"id":"10205240109063003"},{"id":"10205641832709122"},{"id":"10103051038211985"},{"id":"10204235364363533"},{"id":"10208537610262867"},{"id":"10208839293568414"},{"id":"10153881535342754"},{"id":"1109424412402074"},{"id":"10103005776067685"},{"id":"1242428622439606"},{"id":"10154185398095166"},{"id":"10103072732137228"},{"id":"10203783971838765"},{"id":"10205400801441871"},{"id":"10207352626627629"},{"id":"10155508160908644"},{"id":"867514386698526"},{"id":"10153162149717003"},{"id":"1081647125200667"},{"id":"10103051038261885"},{"id":"881662231946614"}],"paging":{"cursors":{"after":"ODgxNjYyMjMxOTQ2NjE0","before":"MTAyMDQ3MzU2MTIyNjAyNDA="}},"summary":{"total_count":61,"can_like":false,"has_liked":false}}}

{"ep_shares":{"data":[]}}

{"ec_comments":{"data":[{"id":"559143204128688_5953130","message":"Congrats Kari!!  :)","from":{"name":"Michael Wagner","id":"1081647125200667"},"like_count":1,"created_time":"2013-04-16T15:08:40+0000"},{"id":"559143204128688_5953147","message":"Congrats Kari!","from":{"name":"Craig Baute","id":"10103000195650885"},"like_count":1,"created_time":"2013-04-16T15:14:59+0000"},{"id":"559143204128688_5953183","message":"I remember when you opened for them at the intersection in 2010 which was the first time I saw you or them performed then they hit it super big after that. They only had like one song getting radio play back then. Crazy!","from":{"name":"Rachel Waite","id":"10100636463341248"},"like_count":1,"created_time":"2013-04-16T15:24:42+0000"},{"id":"559143204128688_5956323","message":"Wish i was going...have a great time!hope you enjoy your goodie bag i am leaving on the R.V for you and the boys!","from":{"name":"Kim Haynak Mashue","id":"799200820186325"},"like_count":1,"created_time":"2013-04-17T18:07:26+0000"},{"id":"559143204128688_5961629","message":"WhooHoo! :)","from":{"name":"Kari Lynch Music","id":"257043777453"},"like_count":0,"created_time":"2013-04-19T14:44:35+0000"},{"id":"559143204128688_5961630","message":"We can't wait to play this show!","from":{"name":"Kari Lynch Music","id":"257043777453"},"like_count":0,"created_time":"2013-04-19T14:44:44+0000"},{"id":"559143204128688_5961632","message":"Thank you guys!","from":{"name":"Kari Lynch Music","id":"257043777453"},"like_count":0,"created_time":"2013-04-19T14:44:57+0000"}],"paging":{"cursors":{"after":"WTI5dGJXVnVkRjlqZFhKemIzSTZOVFl3TWpVNE5UVTBNREUzTVRVek9qRXpOall6T0RJMk9UYz0=","before":"WTI5dGJXVnVkRjlqZFhKemIzSTZOVFU1TVRRME1qZzBNVEk0TlRnd09qRXpOall4TWpRNU1qQT0="}},"summary":{"order":"ranked","total_count":8,"can_comment":false}}}

{"ec_likes":{"data":[{"id":"257043777453","name":"Kari Lynch Music"}],"paging":{"cursors":{"before":"MjU3MDQzNzc3NDUz","after":"MjU3MDQzNzc3NDUz"}},"id":"559143204128688_5953130"}}

{"ec_likes":{"data":[{"id":"257043777453","name":"Kari Lynch Music"}],"paging":{"cursors":{"before":"MjU3MDQzNzc3NDUz","after":"MjU3MDQzNzc3NDUz"}},"id":"559143204128688_5953147"}}

{"ec_likes":{"data":[{"id":"257043777453","name":"Kari Lynch Music"}],"paging":{"cursors":{"before":"MjU3MDQzNzc3NDUz","after":"MjU3MDQzNzc3NDUz"}},"id":"559143204128688_5953183"}}

{"ec_likes":{"data":[{"id":"257043777453","name":"Kari Lynch Music"}],"paging":{"cursors":{"before":"MjU3MDQzNzc3NDUz","after":"MjU3MDQzNzc3NDUz"}},"id":"559143204128688_5956323"}}

{"ec_likes":{"data":[]}}

{"ec_likes":{"data":[]}}

{"ec_likes":{"data":[]}}