ruby/rubygem-ruumba: Remove Ruby 2.2 fixes.

Signed-off-by: Andrew Clemons <andrew.clemons@gmail.com>

ruby/rubygem-ruumba/rubygem-ruumba.SlackBuild

@@ -26,7 +26,7 @@ cd $(dirname $0) ; CWD=$(pwd)
 
 PRGNAM=rubygem-ruumba
 VERSION=${VERSION:-0.1.17}
-BUILD=${BUILD:-1}
+BUILD=${BUILD:-2}
 TAG=${TAG:-_SBo}
 PKGTYPE=${PKGTYPE:-tgz}
 
@@ -110,12 +110,6 @@ gem install \
 	--bindir $PKG/usr/bin \
 	$CWD/$SRCNAM-$VERSION.gem
 
-# Numeric.positive? was introduced in Ruby 2.3. Patch so ruumba works with Ruby 2.2.
-find $PKG/$DESTDIR -name parser.rb -exec sed -i 's/\.positive?/ > 0/' {} \;
-# remove frozen string literal and frozen string for Ruby 2.2.
-find $PKG/$DESTDIR -name parser.rb -exec sed -i '1d' {} \;
-find $PKG/$DESTDIR -name parser.rb -exec sed -i "s/+''/''/" {} \;
-
 find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
   | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true