P3M triclinic: repaired problems that were caused by changes in the prepare method. gzipped neutral triclinic test and reference system and corrected name.
Merge pull request #17 from g-sichardt/master

P3M triclinic: repaired problems that were caused by changes in the prep...
P2NFFT: add setter/getter for window shape parameter b
Merge branch 'master' of https://github.com/scafacos/scafacos
repair PFFT, PNFFT distcheck with --disable-doc
Added new 1d testcase.
Merge branch 'master' of github.com:scafacos/scafacos
P2NFFT: add Q^2 to info output
P2NFFT: introduce spherical Fourier space cutoff k_cut
P2NFFT info: output sum of q^4
2dp-P2NFFT: add option for spherical cutoff in Fourier space
P2NFFT: update doc
Merge branch 'master' into p2nfft_speedup_1dp