docu: update and prepare changelog for upcoming release v0.3.0

Author: torbjoernk

CHANGELOG.md

@@ -1,6 +1,83 @@
 # Changelog                                                                        {#page_changelog}
 
-## v0.2.0 -- MPI PFASST (2014/08/XX)
+## v0.3.0 -- The Big Cleanup (2014/12/XX)
+
+DOI: tbd
+
+### Notable Features
+
+* Complete rewrite of quadrature functions.
+  ([#103][])
+
+* Addition of iteration control mechanism for SDC and MLSDC. _(extention for PFASST is scheduled)_
+  ([#108][])
+
+* Introduced framework for passing command line parameters to programs using PFASST++.
+  ([#88][])
+
+* Versatile and colourful logging framework based on [Easylogging++](https://github.com/easylogging/easyloggingpp).
+  ([#105][], [#123][])
+
+* New Example: Boris-SDC.
+  ([#113][])
+
+### Details
+
+* Using [Eigen3](http://eigen.tuxfamily.org/) matrix data types and functionality instead of
+  [Boost's uBLAS](http://www.boost.org/doc/libs/1_57_0/libs/numeric/ublas/doc/index.html).
+  ([#82][], [#83][], [#85][])
+
+* Introduced callback interception points in sweepers: `post_step`, `post_sweep` and `post_predict`.
+  ([#107][])
+
+* In sweepers: `state(0)` is not assumed to be same as `start_state`.
+  ([#132][])
+
+* Bunch of CMake-related fixes and extentions.
+  ([#83][], [#96][], [#101][], [#109][], [#112][], [#119][], [#121][], [#131][], [#133][], [#135][])
+
+* A few corrections and extentions to the documentation.
+  ([#117][], [#120][])
+
+[#82]: https://github.com/Parallel-in-Time/PFASST/pull/82
+[#83]: https://github.com/Parallel-in-Time/PFASST/pull/83
+[#85]: https://github.com/Parallel-in-Time/PFASST/pull/85
+[#88]: https://github.com/Parallel-in-Time/PFASST/pull/88
+[#96]: https://github.com/Parallel-in-Time/PFASST/pull/96
+[#101]: https://github.com/Parallel-in-Time/PFASST/pull/101
+[#103]: https://github.com/Parallel-in-Time/PFASST/pull/103
+[#105]: https://github.com/Parallel-in-Time/PFASST/pull/105
+[#107]: https://github.com/Parallel-in-Time/PFASST/pull/107
+[#108]: https://github.com/Parallel-in-Time/PFASST/pull/108
+[#109]: https://github.com/Parallel-in-Time/PFASST/pull/109
+[#112]: https://github.com/Parallel-in-Time/PFASST/pull/112
+[#113]: https://github.com/Parallel-in-Time/PFASST/pull/113
+[#117]: https://github.com/Parallel-in-Time/PFASST/pull/117
+[#119]: https://github.com/Parallel-in-Time/PFASST/pull/119
+[#120]: https://github.com/Parallel-in-Time/PFASST/pull/120
+[#121]: https://github.com/Parallel-in-Time/PFASST/pull/121
+[#123]: https://github.com/Parallel-in-Time/PFASST/pull/123
+[#131]: https://github.com/Parallel-in-Time/PFASST/pull/131
+[#132]: https://github.com/Parallel-in-Time/PFASST/pull/132
+[#133]: https://github.com/Parallel-in-Time/PFASST/pull/133
+[#135]: https://github.com/Parallel-in-Time/PFASST/pull/135
+
+
+### Contributors
+
+* Matthew Emmett, Lawrence Berkeley National Laboratory ([memmett][])
+* Torbjörn Klatt, Jülich Supercomputing Centre ([torbjoernk][])
+* Daniel Ruprecht, Institute of Computational Science, University of Lugano ([danielru][])
+* Robert Speck, Jülich Supercomputing Centre ([pancetta][])
+
+[memmett]: https://github.com/memmett
+[torbjoernk]: https://github.com/torbjoernk
+[danielru]: https://github.com/danielru
+[pancetta]: https://github.com/pancetta
+
+---
+
+## v0.2.0 -- MPI PFASST (2014/08/29)
 
 DOI: [10.5281/zenodo.11517](http://dx.doi.org/10.5281/zenodo.11517)
 
@@ -56,6 +133,7 @@ DOI: [10.5281/zenodo.11517](http://dx.doi.org/10.5281/zenodo.11517)
 [danielru]: https://github.com/danielru
 [pancetta]: https://github.com/pancetta
 
+---
 
 ## v0.1.0 -- First Release (2014/07/25)