aFirewall call and sms blocker

---aFirewall basics---
- To make sure aFirewall has higher priority to monitor incoming messages, please install aFirewall before other third-party messaging applications such Go SMS Pro, Handcent etc.
- Black list is the default list to be blocked. By default, you only need to put the number into black list if you want to block it; Check on "Unknown and private" in black list to block unknown/private/restricted/anonymous calls;
- Number in protected list will never be blocked; Protected conversation supports to hide protected list numbers' call/SMS/MMS;

---What can rule do?---
- How to hangup call; Multi hangup mode are supported. You can forward the blocked calls to voicemail or a non-existing number. And you can set aFirewall to accept and hangup blocked calls to avoid forwarding to voicemail;
- how to block group lists; You can set Call Blocking lists and Message Blocking lists separately;
- how to response blocked calls and messages;

---aFirewall data---
- Support to backup all aFirewall data to sdcard directory with xml format; and restore aFirewall settings from sdcard directory;
- Based on BackupToEmail application, support to backup blocked log and protected log to Gmail;

---aFirewall security---
- Password/Fake password supported;
- Support to hide aFirewall application icon, you can open it with SimpleDialer or system dialer;

---More features---
- Outgoing call blocking supported;
- Prefix wildcard supported;
- SMS keywords Block is supported;
In summary, aFirewall features are as below.
1).Blocked conversation supports to block unknown/private/restricted/anonymous/blacklist calls/SMS/MMS;
2).Protected conversation supports to hide selected numbers' call/SMS/MMS;
3).Support to define rules to block different call/SMS/MMS at different time;
4).Two ways to avoid forwarding blocked calls to voicemail;
5). You can set Call Blocking Mode and Message Blocking Mode seperately;
6).Support to multi hangup mode. You can forward the blocked calls to voicemail or a non-existing number. And you can set aFirewall to accept and hangup blocked calls to avoid forwarding to voicemail;
7). Prefix wildcard supported;
8). SMS response to blocked call was supported;
9). Password setting is supported;
10). SMS keywords Block is supported;
11). Export and Import of black list, white list, settings and blocking record are supported;
12). Support to backup blocked log and protected log to Gmail;