[!114] add a 'preamble' parameter to the Builder that is simply a string which is added before
Merge branch 'feature/addStringPreambleToBuilder' into 'master'
the 'DuneTyoe' is declared Also a minor bug fix concerning the order in which the cc source and CMakeLists entry to writen - avoids a problem when the str(...) method fails
See merge request staging/dune-python!114
(cherry picked from commit 47bd2682)
caace360 add a 'preamble' parameter to the Builder that is simply a string which is added before