Automake cleanup

Please pull these changes for the following:
* Auto-detect OpenBLAS (fixes #1)
* Fix overlinking to BLAS and LAPACK
* Fix warnings when running autoreconf
* Don't install the PARPACK examples
* Compile and run a couple of tests/examples that have been omitted
* Fix `make distcheck`
* General cleanup/simplification of automake input files
* Replace auto-generated files with a bootstrap script