Enable xsl in php5 package

Enable xsl in php7 package

Update gdbm to 1.13.

Update filecmd.rb to 5.31 and strip binary and library

Change r.rb to update it to 3.4.0 and correct dependencies to solve #668

Strip binaries and libraries from several packages

Add patchutils package

Add bashdb package

Add gnupg

Fix gnutls package

Add check method which works on x86_64 correctly.
Unfortunately, it causes problem on armv7l.
Also change to strip binaries.

Change to strip binary and library too.

Add qemu package

Remove .gitignore

update gettext to 0.19.8.1 and add source compile method.

Update ruby to 2.4.1

Update flex to 2.6.4 and change to strip binaries

Update less to 487 and change to install stripped less.