sha1sums for integrity check and general improvements
Remove pkgver_postfix

This variable has been a bad idea because it serves no clear purpose and just makes things more complicated.
KNOWN_ISSUES: order of flags
remove documentation for pkgver_postfix
improved detection of packages

* if not ambiguos, specifying the pkgname without version is enough
fix: loading package files
rewritten listing of files and packages
updated changelog for v1.0.1
Merge branch 'v1'
fix help with --no-color
code cleanup
New command "list" to list all files of a package
New command "owner" to list all packages that own a file
cleanup and update PKGBUILD and change logfiles

* changed standard archive format from bz2 to gz
* logfiles now contain the package version in their name
* removed shebang from PKGBUILD
* vim sh syntax hightlighting for PKGBUILD
use .log instead of -log for logfiles
nicer tree view of the index in README
New PKGBUILD functions lfs_me_preinstall and lfs_me_preremove
Introduced PKGBUILD format versions
introduced log file directory