Merge pull request #1821 from limejuny/update-links

Update changed links

Author: ben

book/01-introduction/sections/installing.asc

@@ -87,7 +87,7 @@ $ sudo apt-get install asciidoc xmlto docbook2x
 
 [NOTE]
 ====
-Users of RHEL and RHEL-derivatives like CentOS and Scientific Linux will have to https://fedoraproject.org/wiki/EPEL#How_can_I_use_these_extra_packages.3F[enable the EPEL repository^] to download the `docbook2X` package.
+Users of RHEL and RHEL-derivatives like CentOS and Scientific Linux will have to https://docs.fedoraproject.org/en-US/epel/#how_can_i_use_these_extra_packages[enable the EPEL repository^] to download the `docbook2X` package.
 ====
 
 If you're using a Debian-based distribution (Debian/Ubuntu/Ubuntu-derivatives), you also need the `install-info` package:

book/09-git-and-other-scms/sections/client-bzr.asc

@@ -1,6 +1,6 @@
 ==== Git and Bazaar
 
-Among the DVCS, another famous one is http://bazaar.canonical.com[Bazaar^].
+Among the DVCS, another famous one is https://bazaar.canonical.com[Bazaar^].
 Bazaar is free and open source, and is part of the https://www.gnu.org[GNU Project^].
 It behaves very differently from Git.
 Sometimes, to do the same thing as with Git, you have to use a different keyword, and some keywords that are common don't have the same meaning.