DOC: Update download and git links in Configuring and Building ITK

Now on GitHub and ReadTheDocs.

Author: thewtex

SoftwareGuide/Latex/Introduction/Installation.tex

@@ -51,13 +51,13 @@ \section{Obtaining the Software}%
 There are two different ways to access the ITK source code:
 \begin{description}
   \item[Periodic releases]{Official releases are available on the ITK web
-    site\footnote{\url{https://itk.org/ITK/resources/software.html}}.
+    site\footnote{\url{https://docs.itk.org/en/latest/download.html}}.
     They are released twice a year,
     and announced on the ITK web pages and discussion.
     However, they may not provide the latest and greatest features of the
     toolkit.}
   \item[Continuous repository checkout]{Direct access to the Git source code
-    repository\footnote{\url{https://itk.org/ITK.git}} provides immediate
+    repository\footnote{\url{https://github.com/InsightSoftwareConsortium/ITK.git}} provides immediate
     availability to the latest toolkit additions. But, on any given day the
     source code may not be stable as compared to the official releases.}
 \end{description}
@@ -79,7 +79,7 @@ \subsection{Downloading Packaged Releases}%
 
 ITK can be downloaded without cost from the following web site:
 \begin{center}
-  \url{https://www.itk.org/ITK/resources/software.html}
+  \url{https://docs.itk.org/en/latest/download.html}
 \end{center}
 
 On the web page, choose the tarball that better fits your system. The options are
@@ -104,7 +104,7 @@ \subsection{Downloading From Git}%
 
 Access ITK via Git using the following commands (under a Git Bash shell):
 \begin{minted}[baselinestretch=1,fontsize=\footnotesize,linenos=false,bgcolor=ltgray]{bash}
-git clone git://itk.org/ITK.git
+git clone https://github.com/InsightSoftwareConsortium/ITK
 \end{minted}
 
 This will trigger the download of the software into a directory named
@@ -129,7 +129,7 @@ \subsection{Data}%
 Another source of data can be obtained from the ITK Web site at either
 of the following:
 \begin{quote}
-\url{https://www.itk.org/ITK/resources/links.html} \\
+\url{https://docs.itk.org/en/latest/download.html} \\
 \url{ftp://public.kitware.com/pub/itk/Data/}.
 \end{quote}