Also any /usr/share/gettext dir.

This reverts commit b27a6f47.

it was a bad idea since it messes up symlinks

- Added option -i, to install a given build target after successful build.

- Parse all APKBUILDs and use awk to calculate a dependency graph. Then
  build the package and use -i to install the needed dependency.

- Uninstall all build dependencies after package is built (unless -i given)

- Automatically add binutils gcc make patch uclibc-dev as deps