Update developers guidelines.

There is no need to configure core.autocrlf as the repo uses
.gitattributes.

Use https for links if available.

Updated some expired links:

Numerical recipes
Apache CLA
Oracle Code guidelines

Removed reference to RNG wishlist. It is not available on Confluence.
diff --git a/src/site/xdoc/developers.xml b/src/site/xdoc/developers.xml
index 0378d9f..f3e3aa3 100644
--- a/src/site/xdoc/developers.xml
+++ b/src/site/xdoc/developers.xml
@@ -57,7 +57,7 @@
             build tool. The sources can also be built using Ant (a working
             Ant build.xml is included in the top level project directory).
             To build Commons RNG using Maven, you can follow the instructions for
-            <a href="http://maven.apache.org/run-maven/index.html">Building a
+            <a href="https://maven.apache.org/run-maven/index.html">Building a
             project with Maven</a>.
             Launch Maven from the top-level directory
             in the checkout of Commons RNG trunk. No special setup is required,
@@ -67,11 +67,6 @@
             Maven.
           </li>
           <li>
-            Have a look at the new features that users and developers have requested
-            on the <a href="http://wiki.apache.org/commons/RngWishList">
-            RNG Wish List Wiki Page.</a>
-          </li>
-          <li>
             Be sure to join the commons-dev and commons-user
             <a href="mail-lists.html">
               email lists</a> and use them appropriately (make sure the string
@@ -127,13 +122,9 @@
             useful</li>
           </ul></li>
           <li>Assuming a generally favorable response to the idea on commons-dev,
-          the next step is to add an entry to the
-          <a href="http://wiki.apache.org/commons/RngWishList">RNG Wish
-          List</a> corresponding to the idea.  Include a reference to the
-          discussion thread. </li>
-          <li>Create a JIRA ticket using the the feature title as the short
+          create a JIRA ticket using the the feature title as the short
           description. Incorporate feedback from the initial posting in the
-          description. Add a reference to the JIRA ticket to the WishList entry.
+          description.
           </li>
           <li>Submit code as attachments to the JIRA ticket.  Please use one
           ticket for each feature, adding multiple patches to the ticket
@@ -148,27 +139,22 @@
 
       <subsection name='Coding Style'>
         <p>
-          Commons RNG follows <a href="http://java.sun.com/docs/codeconv/">Code
+          Commons RNG follows
+          <a href="https://www.oracle.com/technetwork/java/codeconventions-150003.pdf">Code
           Conventions for the Java Programming Language</a>. As part of the maven
           build process, style checking is performed using the Checkstyle plugin,
           using the properties specified in <code>checkstyle.xml</code>.
           Committed code <i>should</i> generate no Checkstyle errors.  One thing
-          that Checkstyle will complain about is tabs included in the source code.
+          that Checkstyle will complain about is tabs included in the code code.
           Please make sure to set your IDE or editor to use spaces instead of tabs.
         </p>
         <p>
-          Committers should configure the <source>user.name</source>,
-          <source>user.email</source> and <source>core.autocrlf</source>
-          git repository or global settings with <source>git config</source>.
-          The first two settings define the identity and mail of the committer.
-          The third setting deals with line endings to achieve consistency
-          in line endings. Windows users should configure this setting to
-          <source>true</source> (thus forcing git to convert CR/LF line endings
-          in the workspace while maintaining LF only line endings in the repository)
-          while OS X and Linux users should configure it to <source>input</source>
-          (thus forcing git to only strip accidental CR/LF when committing into
-          the repository, but never when cheking out files from the repository). See <a
-          href="http://www.git-scm.com/book/en/Customizing-Git-Git-Configuration">Customizing
+          Committers should configure the git repository or global settings for:
+        </p>
+        <source>user.name
+user.email</source>
+        <p>These settings define the identity and mail of the committer. See <a
+          href="https://www.git-scm.com/book/en/Customizing-Git-Git-Configuration">Customizing
           Git - Git Configuration</a> in the git book for explanation about how to
           configure these settings and more.
         </p>
@@ -189,7 +175,7 @@
           </li>
           <li>
             Commons RNG javadoc generation supports embedded LaTeX formulas via the
-            <a href="http://www.mathjax.org">MathJax</a> javascript display engine.
+            <a href="https://www.mathjax.org">MathJax</a> javascript display engine.
             To embed mathematical expressions formatted in LaTeX in javadoc, simply surround
             the expression to be formatted with either <code>\(</code> and <code>\)</code>
             for inline formulas (or <code>\[</code> and <code>\]</code> to have the formula
@@ -250,7 +236,7 @@
           </li>
           <li>
             All contributions must comply with the terms of the Apache
-            <a href="http://www.apache.org/licenses/cla.pdf">Contributor License
+            <a href="https://www.apache.org/licenses/contributor-agreements.html">Contributor License
             Agreement (CLA)</a>.
           </li>
           <li>
@@ -264,7 +250,7 @@
             References to source materials covered by restrictive proprietary
             licenses should be avoided.  In particular, contributions should not
             implement or include references to algorithms in
-            <a href="http://www.nr.com/">Numerical Recipes (NR)</a>.
+            <a href="http://numerical.recipes/">Numerical Recipes (NR)</a>.
             Any questions about copyright or patent issues should be raised on
             the commons-dev mailing list before contributing or committing code.
           </li>