Fix build arguments for Build.PL spec conformance

This makes it compatible with tools such as Module::Build::Tiny
Merge pull request #5 from Leont/master

Fix build arguments for Build.PL spec conformance
Escape slashes in filters

Simply escape slashes in --filter-requires and --filter-provides
options, resolving a five year old bug [0].

[0] https://bugzilla.redhat.com/show_bug.cgi?id=544738

Signed-off-by: Petr Šabata <contyk@redhat.com>
Merge pull request #6 from contyk/master

Escape slashes in filters
Merge branch 'master' of https://github.com/silug/cpanspec

Conflicts:
	cpanspec