[LLDB] Make a clear distinction between usage & development docs

This renames the "Goals & Status" section to "Project" and the
"Resources" section to "Development". To better match this layout I've
moved the releases page under "Project".

lldb/docs/.htaccess

@@ -10,4 +10,6 @@ Redirect 301 /source.html https://lldb.llvm.org/resources/contributing.html
 Redirect 301 /tutorial.html https://lldb.llvm.org/use/tutorial.html
 Redirect 301 /varformats.html https://lldb.llvm.org/use/variable.html
 
+# Sphinx redirects
 Redirect 301 /resources/source.html https://lldb.llvm.org/resources/contributing.html
+Redirect 301 /resources/download.html https://lldb.llvm.org/status/releases.html

lldb/docs/index.rst

@@ -109,12 +109,13 @@ interesting areas to contribute to lldb.
 .. toctree::
    :hidden:
    :maxdepth: 1
-   :caption: Goals & Status
+   :caption: Project
 
    status/goals
    status/features
    status/status
    status/projects
+   status/releases
 
 .. toctree::
    :hidden:
@@ -136,14 +137,13 @@ interesting areas to contribute to lldb.
 .. toctree::
    :hidden:
    :maxdepth: 1
-   :caption: Resources
+   :caption: Development
 
    resources/contributing
    resources/build
    resources/test
    resources/bots
    resources/sbapi
-   resources/download
 
 .. toctree::
    :hidden: