Create required folders for autoreconf and improve error message

Signed-off-by: Stefan Beller <stefanbeller@googlemail.com>
Add more things to .gitignore

Signed-off-by: Stefan Beller <stefanbeller@googlemail.com>
gitignore files created by configure

Signed-off-by: Stefan Beller <stefanbeller@googlemail.com>
Merge pull request #9 from stefanbeller/master

Various things regarding building graprof
Proposal for reformatting the long fprintf lines.

Signed-off-by: Stefan Beller <stefanbeller@googlemail.com>
Merge pull request #11 from stefanbeller/fprintfs

Proposal for reformatting the long fprintf lines.
Merge branch 'develop'
Merge branch 'master' into invocation-change

Conflicts:
	graprof/callgraph.c
	graprof/flatprofile.c