Merge pull request #2345 from Sgoettschkes/issue2253

Fixing variable name for target_path
Merge remote-tracking branch 'origin/2.1' into 2.1
[#2345] Minor tweaks to target path
Merge pull request #2349 from lyrixx/patch-ref-sercu

[2.1][Security] Fixed typo + some enhancement
Fix signature UserNotFoundException in entity_provider.rst.
Merge pull request #2352 from fabpot/console-events

added documentation for the dispatchable console application
[#2352] Minor tweaks to new console events section
typo - change  to
change headers example to use a request header (not a response header)
Fix missing line breaks and heading line length.
decorate php function with link to manual
add more descriptive text for book link
Shorten line under 80 chars
lower case request since it's not talking about the class
change to URI to be more consistent. fix typo. lower case Session
change query to request to be more accurate
lower case request
change final bullet to end with period
backtick Request. link to Request API
Change complete to completely.