Customize page headings

docs/contact.md

-# **Contact us !**
+# Contact
 
-## NMaaS mailing list
+## NMaaS Mailing Lists
 
 - [nmaas@lists.geant.org](mailto:nmaas@lists.geant.org): If you want to reach NMaaS project coordinators
 - [nmaas-users@lists.geant.org](mailto:nmaas-users@lists.geant.org): Discussion related to NMaaS usage

docs/managed-nmaas/introduction.md

-WIP
\ No newline at end of file
+# Introduction to Managed NMaaS
\ No newline at end of file

docs/managed-nmaas/nmaas-instances.md

+# NMaaS Instances
\ No newline at end of file

docs/nmaas-applications/new-application.md

+# Adding a new Application
+
 WIP
\ No newline at end of file

docs/self-hosted-nmaas/introduction.md

+# Introduction
\ No newline at end of file

docs/self-hosted-nmaas/quick-start.md

+# Quick Start
\ No newline at end of file