move modparser to externals

.gitmodules

@@ -4,3 +4,6 @@
 [submodule "json"]
 	path = external/json
 	url = git@github.com:bcumming/json.git
+[submodule "modparser"]
+	path = external/modparser
+	url = git@github.com:eth-cscs/modparser.git

README.md

 # cell_algorithms
 
 ```bash
+# clone repo
+git clone git@github.com:eth-cscs/cell_algorithms.git
+cd cell_algorithms/
+
+# setup sub modules
 git submodule init
 git submodule update
+
+# setup environment
+module load gcc 
+module load cmake
+export CC=`which gcc`
+export CXX=`which g++`
+
+# build modparser
+cd modparser
+cmake .
+make -j
+cd ..
+
+# create mechanisms
+cd mechanisms
+./generate.sh
+cd ..
+
+# build main project
+cmake .
+make -j
+
+# test
+cd tests
+./test.exe
 ```

modparser @ d1dd8fa8

+Subproject commit d1dd8fa868c0dc7e348093ed4a4b5c6c94e29e34

mechanisms/generate.sh

 for mech in pas hh
 do
-    modcc -t cpu -o ../include/mechanisms/$mech.hpp ./mod/$mech.mod
+    ../modparser/bin/modcc -t cpu -o ../include/mechanisms/$mech.hpp ./mod/$mech.mod
 done