Update cad/elmerfem to 20141015 snapshot.

This brings many small fixes.
While here drop the autoconf support since we are using the CMake branch.

PR:		ports/194410
Submitted by:	pfg@ (maintainer)


git-svn-id: svn+ssh://svn.freebsd.org/ports/head@371180 35697150-7ecd-e111-bb59-0022644237b5