Add a template for WPA2-TTLS, which is notably used by Eduroam.

--- a/encryption/templates/active
+++ b/encryption/templates/active
@@ -4,6 +4,7 @@ wpa-psk
 wpa-psk-hex
 wpa2-leap
 wpa2-peap
+wpa2-ttls
 wep-hex
 wep-passphrase
 wep-shared
diff --git a/encryption/templates/wpa2-ttls b/encryption/templates/wpa2-ttls
new file mode 100644
index 0000000..4f66a1e
--- /dev/null
+++ b/encryption/templates/wpa2-ttls
@@ -0,0 +1,20 @@
+name = WPA2-TTLS (used notably by Eduroam)
+author = various contributors
+version = 1
+require identity *Identity anonymous_identity *Anonymous_identity password *Password ca_cert *Path_to_CA_Cert
+protected password *Password
+-----
+ctrl_interface=/var/run/wpa_supplicant
+network={
+        ssid="$_ESSID"
+        scan_ssid=$_SCAN
+        proto=WPA2
+        key_mgmt=WPA-EAP
+        group=CCMP TKIP
+        eap=TTLS
+        identity="$_IDENTITY"
+        password="$_PASSWORD"
+        anonymous_identity="$_ANONYMOUS_IDENTITY"
+        ca_cert="$_CA_CERT"
+        phase2="auth=PAP"
+}
bout/'>about</a><a href='/guix/'>summary</a><a href='/guix/refs/?id=3dc064f66c72ba923aba8b1e592d949c6e6b3219'>refs</a><a class='active' href='/guix/log/AUTHORS'>log</a><a href='/guix/tree/AUTHORS?id=3dc064f66c72ba923aba8b1e592d949c6e6b3219'>tree</a><a href='/guix/commit/AUTHORS?id=3dc064f66c72ba923aba8b1e592d949c6e6b3219'>commit</a><a href='/guix/diff/AUTHORS?id=3dc064f66c72ba923aba8b1e592d949c6e6b3219'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/AUTHORS'>
<input type='hidden' name='id' value='3dc064f66c72ba923aba8b1e592d949c6e6b3219'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/log/?id=3dc064f66c72ba923aba8b1e592d949c6e6b3219'>root</a>/<a href='/guix/log/AUTHORS?id=3dc064f66c72ba923aba8b1e592d949c6e6b3219'>AUTHORS</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/AUTHORS?id=3dc064f66c72ba923aba8b1e592d949c6e6b3219&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2015-07-19 21:49:58 +0200'>2015-07-19</span></td><td><a href='/guix/commit/AUTHORS?id=a5b2570a1c10f1fbdcbbc173378ce0bdb090250d'>AUTHORS: Remove the hand-made list of people.</a><span class='msg-avail'>...<span class='msg-tooltip'>* AUTHORS: Remove the list of people, and add a note saying that this file is
  meant to be generated.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2015-07-04 12:13:01 +0300'>2015-07-04</span></td><td><a href='/guix/commit/AUTHORS?id=e7c48ee9519aa5cd094f3326a4caeccba072e9fd'>Clean up 'THANKS' and 'AUTHORS'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* THANKS: Add Konrad Hinsen, Cyprien Nicolas, Yakkala Yagnesh Raghava
  and Alexander Shendi.  Remove Federico Beffa, Marek Benc, John
  Darrington, rekado, Cyrill Schenkel and Andy Wingo because they are
  placed in AUTHORS.  Move Amirouche Boubekki and Alex Kost to ...
* AUTHORS: ... here.  Add Arne Babenhauserheide, Ian Denhardt, Kevin
  Lemonnier, Mathieu Lirzin, Pierre-Antoine Rault and Ben Woodcroft.
  Fix some names and emails.
</span></span></td><td>Alex Kost</td></tr>
<tr><td><span title='2015-06-27 20:26:06 +0300'>2015-06-27</span></td><td><a href='/guix/commit/AUTHORS?id=1d642af9872949633b1084f53352f3c851f41810'>Add Claes Wallin to 'AUTHORS'.</a></td><td>Alex Kost</td></tr>
<tr><td><span title='2015-04-26 21:38:37 -0400'>2015-04-26</span></td><td><a href='/guix/commit/AUTHORS?id=6bc24063155d897c6c80a192e48bd9f61cb9014e'>gnu: Add guile-minikanren.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/guile.scm (guile-minikanren): New variable.
</span></span></td><td>Christopher Allan Webber</td></tr>