gnu: Use 'install-file' instead of 'mkdir-p' and 'copy-file' in obvious cases.
* gnu/packages/bioinformatics.scm (bedtools, bowtie, bwa, hisat, samtools,
plink, star): Use 'install-file' instead of 'mkdir-p' + 'copy-file'.
* gnu/packages/check.scm (catch-framework): Likewise.
* gnu/packages/code.scm (global): Likewise.
* gnu/packages/emacs.scm (magit-svn, haskell-mode, emacs-pdf-tools):
Likewise.
* gnu/packages/engineering.scm (fastcap, fasthenry): Likewise.
* gnu/packages/gnuzilla.scm (nss): Likewise.
* gnu/packages/guile.scm (guile-minikanren): Likewise.
* gnu/packages/java.scm (swt): Likewise.
* gnu/packages/make-bootstrap.scm (%static-binaries): Likewise.
* gnu/packages/maths.scm (lpsolve): Likewise.
* gnu/packages/mp3.scm (mpc123): Likewise.
* gnu/packages/ninja.scm (ninja): Likewise.
* gnu/packages/python.scm (python-numpy, python-pyparsing): Likewise.
* gnu/packages/screen.scm (dtach): Likewise.
* gnu/packages/synergy.scm (synergy): Likewise.
* gnu/packages/textutils.scm (utf8proc): Likewise.
* gnu/packages/version-control.scm (git-test-sequence): Likewise.
* gnu/packages/wicd.scm (wicd): Likewise.
gnu packages: Clean up synopses and descriptions.
* gnu/packages/admin.scm, gnu/packages/algebra.scm, gnu/packages/audio.scm,
gnu/packages/backup.scm, gnu/packages/base.scm, gnu/packages/bittorrent.scm,
gnu/packages/code.scm, gnu/packages/compression.scm,
gnu/packages/databases.scm, gnu/packages/enchant.scm,
gnu/packages/firmware.scm, gnu/packages/fonts.scm,
gnu/packages/freedesktop.scm, gnu/packages/games.scm, gnu/packages/gd.scm,
gnu/packages/gl.scm, gnu/packages/gnome.scm, gnu/packages/gsasl.scm,
gnu/packages/gstreamer.scm, gnu/packages/gtk.scm, gnu/packages/guile.scm,
gnu/packages/haskell.scm, gnu/packages/language.scm,
gnu/packages/lesstif.scm, gnu/packages/libreoffice.scm,
gnu/packages/linux.scm, gnu/packages/llvm.scm, gnu/packages/maths.scm,
gnu/packages/mcrypt.scm, gnu/packages/mit-krb5.scm, gnu/packages/mp3.scm,
gnu/packages/ncdu.scm, gnu/packages/networking.scm, gnu/packages/ntp.scm,
gnu/packages/ocaml.scm, gnu/packages/openbox.scm, gnu/packages/pdf.scm,
gnu/packages/perl.scm, gnu/packages/pretty-print.scm,
gnu/packages/pulseaudio.scm, gnu/packages/python.scm,
gnu/packages/rdesktop.scm, gnu/packages/rdf.scm, gnu/packages/ruby.scm,
gnu/packages/slang.scm, gnu/packages/slim.scm, gnu/packages/telephony.scm,
gnu/packages/tls.scm, gnu/packages/tmux.scm, gnu/packages/tre.scm,
gnu/packages/unrtf.scm, gnu/packages/version-control.scm,
gnu/packages/vpn.scm, gnu/packages/web.scm, gnu/packages/wget.scm,
gnu/packages/xdisorg.scm, gnu/packages/xfce.scm, gnu/packages/xiph.scm:
Fix typos. Trim long lines. Add missing periods in the end of sentences.
Use double spaces between sentences. Remove trailing whitespaces.