Switch to Dp3 master

Former-commit-id: c72556e3 [formerly 7e4163ee]
Former-commit-id: f449a137
Former-commit-id: 1c40a6dd

Docker/Dockerfile

@@ -82,14 +82,8 @@ RUN \
   cmake ../ -DCMAKE_INSTALL_PREFIX=/usr/local/ && \
   make install -j`nproc`
 
-# We currently checkout a specific version of DP3 because there's
-# currently a bug in the solver in the master branch. Once this is
-# solved we should again use master, and the clone cmd should be changed
-# back to:
-#  git clone https://git.astron.nl/RD/DP3.git --depth 1 && 
 RUN \
-  git clone https://git.astron.nl/RD/DP3.git && \
-  cd DP3 && git checkout 1eadf43fee5ac76f48611fdd1fd464ebda8c0b6d && cd .. && \
+  git clone https://git.astron.nl/RD/DP3.git --depth 1 && \
   mkdir DP3/build && \
   cd DP3/build && \
   cmake ../ \