Update Python modules that were ported to Python 3. Fix two links to Readmine tickets.

wiki/src/blueprint/python3.mdwn

@@ -26,9 +26,9 @@ We will not use this applet in Tails/Jessie, so there is nothing to do.
 - `gtk`: deprecated, replaced by `python3-gi` and `gir1.2-gtk-3.0`
 - `gnomeapplet`: deprecated, replaced by `python3-gi` and `gir1.2-panelapplet-4.0`
 
-## config/chroot_local-includes/usr/local/bin/tails-about
+## ~~config/chroot_local-includes/usr/local/bin/tails-about~~
 
-Should be migrated to Python3: [[!tails_ticket 10083]]
+Was migrated to Python3 in Tails 2.6: [[!tails_ticket 10082]]
 
 - `gtk`: deprecated, replaced by `python3-gi` and `gir1.2-gtk-3.0`
 
@@ -36,9 +36,9 @@ Should be migrated to Python3: [[!tails_ticket 10083]]
 
 Ported to Python3.
 
-## config/chroot_local-includes/usr/local/lib/boot-profile
+## ~~config/chroot_local-includes/usr/local/lib/boot-profile~~
 
-Should be migrated to Python3: [[!tails_ticket 10084]]
+Was migrated to Python3 in Tails 2.6: [[!tails_ticket 10083]]
 
 * `pyinotify`: OK, `python3-pyinotify`
 
@@ -48,9 +48,9 @@ Should be migrated to Python3: [[!tails_ticket 15067]]
 
 * `posix1e`: OK, `python3-pylibacl`
 
-# Tails Greeter
+# ~~Tails Greeter~~
 
-Should be migrated to Python3: [[!tails_ticket 5701]]
+Was migrated to Python3 in Tails 3.0: [[!tails_ticket 5701]]
 
 * `pycountry`: OK, `python3-pycountry`
 * `icu`: OK, `python3-icu`