prettify

git-svn-id: svn://svn.code.sf.net/p/cp2k/code/trunk@14518 bac0169d-1eea-4375-b5f6-f89d2ced9994
Move high-level routines from dbcsr_methods into dbcsr_operations

git-svn-id: svn://svn.code.sf.net/p/cp2k/code/trunk@14519 bac0169d-1eea-4375-b5f6-f89d2ced9994