Remove website doc, now part of ROOT's internal doc

_data/navigation.yml

@@ -146,11 +146,6 @@ for_developers:
         url: for_developers/docs/pythonizations
       - title: Useful tips
         url: for_developers/docs/useful_tips
-   - title: Editing the ROOT website
-     url: for_developers/web
-   - title: Benchmarks
-     url: https://rootbnch-grafana-test.cern.ch
-     target: _blank
 
 
 releases:

for_developers/index.md

@@ -25,9 +25,4 @@ The ROOT continuous integration infrastructure can automatically check the PR on
 
 ### [Documentation in ROOT]({{'/for_developers/docs' | relative_url}})
 [Doxygen](https://www.doxygen.nl/){:target="_blank"} is used for generating
-the [Reference Guide](https://root.cern/doc/master/){:target="_blank"}.
-
-### [Editing the ROOT web site]({{'/for_developers/web' | relative_url}})
-Jekyll is used for generating the ROOT website.
-
-### [Benchmarks](https://rootbnch-grafana-test.cern.ch)
+the [Reference Guide](https://root.cern/doc/master/){:target="_blank"}.

for_developers/meetings/index.md

@@ -16,6 +16,13 @@ Monday's at 16:00 CET.
 
 - [Indico category](https://indico.cern.ch/category/526/){:target="_blank"}
 
+## <a name="developers"></a>Parallelism Performance and Programming model Meetings
+A series of informal meetings, where ideas, work in progress and complex matters are discussed. 
+PPP Meetings most of the time are not about contributions by core developers, but welcome speakers from 
+experiments or specific communities. They take place on Thursday, 16:00 CET.
+
+- [Indico category](https://indico.cern.ch/category/14122/){:target="_blank"}
+
 ## <a name="planning"></a>Experiments Planning Meetings
 Experiments and core developers meet regularly to discuss the progress of open issues and
 future plans on Wednesdays at 16:00 CET.