Merge branch '3.1'

* 3.1: (21 commits)
  Adding details about the Symfony framework as comments
  Adjust Application use statement
  replacing with index, otherwise these documents are not included in *any* index
  Update Reference to Service Container Tags
  Update PropertyAccess Component Path
  Fix Incorrect Indent
  Suggested Changes
  Add PropertyInfo Component Documentation
  Removed the "Learn more" section
  Created a "Platform as a Service" section
  Minor improvements
  Fixed the "make" command
  Fixed again the tricky list syntax
  Fixed the syntax of the list
  Minor fixes
  Reword the third step
  Added the missing link references
  Updated the instructions to build docs locally
  Refactore how to get the container in a test
  Fixed a reference
  ...

Author: weaverryan

_build/redirection_map

@@ -328,4 +328,5 @@
 /components/var_dumper/index /components/var_dumper
 /components/yaml/introduction /components/yaml
 /components/yaml/index /components/yaml
+/deployment/tools /deployment
 /install/bundles /setup/bundles