Updated changelog, contributing and readme docs.

CHANGELOG.md

@@ -43,6 +43,9 @@ v4.3.0
 - Add linearise processing module to remove all curvature from high order
   elements (!509)
 
+**Documentation:**
+- Added git submodule for including Nektar++ tutorials in the source tree (!507)
+
 v4.2.0
 ------
 

CONTRIBUTING.md

@@ -128,6 +128,12 @@ should provide:
 - Generally, code should be well-commented using regular C++ comments to explain
   its function to help in reviewing it.
 
+Nektar++ also has a growing number of tutorials to help introduce users and
+developers to the use of the library and the range of application solvers. These
+are stored in a separate repository, but are available from the main repository
+through a git submodule. To populate the docs/tutorial directory run `git
+submodule init` followed by `git submodule update`.
+
 ## Code review and merging
 All merge requests will be reviewed by one of the senior developers. We try to
 stick to the following process:

README.md

@@ -10,6 +10,7 @@ pre-written PDE solvers for a selection of application domains.
 The software and User Guide is available for download from
 <http://www.nektar.info/>.
 
+
 User Guide
 ----------
 Detailed information on compiling, installing and using the software is
@@ -17,6 +18,15 @@ available in the User Guide. This document is available as a pre-compiled PDF
 from the downloads section of the project website.
 
 
+Tutorials
+---------
+A number of tutorials are available, designed to walk the user through the
+basics of spectral/hp element methods, through the use of individual solvers and
+performing specific types of calculations.
+
+The tutorials are available from <http://doc.nektar.info/tutorials/latest>.
+
+
 Pre-requisites
 --------------
 Nektar++ requires the following software to be installed on the users system: