[win] The Crash Reporter should use a web server

The crash reporter currently sends a mail to the mailing list elisa-crash-reports.

The aim of this blueprint is to make the crash reporter use a new web service.

here is the specification of the tables used on the web service side:
+------------------------+--------------+------+-----+---------+----------------+
| Field | Type | Null | Key | Default | Extra |
+------------------------+--------------+------+-----+---------+----------------+
| id | int(11) | NO | PRI | NULL | auto_increment |
| report_date | datetime | NO | | | |
| user_comment | longtext | YES | | NULL | |
| launcher_version | varchar(10) | YES | | NULL | |
| core_version | varchar(10) | YES | | NULL | |
| operative_system | varchar(200) | YES | | NULL | |
| user_id | varchar(50) | YES | | NULL | |
| install_date | datetime | YES | | NULL | |
| email | varchar(100) | YES | | NULL | |
| logfile | longtext | YES | | NULL | |
| conffile | longtext | YES | | NULL | |
| dmpfile | varchar(100) | YES | | NULL | |
| dxdiagfile | longtext | YES | | NULL | |
| stack_trace | longtext | YES | | NULL | |
| notes | longtext | YES | | NULL | |
| crash_report_bug_id_id | int(11) | YES | MUL | NULL | |
+------------------------+--------------+------+-----+---------+----------------+

+---------------------+--------------+------+-----+---------+----------------+
| Field | Type | Null | Key | Default | Extra |
+---------------------+--------------+------+-----+---------+----------------+
| crash_bug_id | int(11) | NO | PRI | NULL | auto_increment |
| launchpad_bug_id | int(11) | YES | UNI | NULL | |
| operative_system | varchar(100) | YES | | NULL | |
| component | varchar(50) | YES | | NULL | |
| error_type | varchar(100) | YES | | NULL | |
| when_closing | tinyint(1) | NO | | | |
| last_call | varchar(100) | YES | | NULL | |
| last_fluendo_module | varchar(100) | YES | | NULL | |
| last_callers | longtext | YES | | NULL | |
| hints | longtext | YES | | NULL | |
| stack_trace | longtext | YES | | NULL | |
| comments | longtext | YES | | NULL | |
+---------------------+--------------+------+-----+---------+----------------+