update all the packages, remove some unneeded ones

src/ruby-ethon/PKGBUILD

@@ -0,0 +1,23 @@
+# Generated by gem2arch (https://github.com/anatol/gem2arch)
+# Maintainer: Carsten Feuls <archlinux@carstenfeuls.de>
+
+_gemname=ethon
+pkgname=ruby-$_gemname
+pkgver=0.11.0
+pkgrel=1
+pkgdesc='Libcurl wrapper.'
+arch=(any)
+url='https://github.com/typhoeus/ethon'
+license=(MIT)
+depends=('ruby' 'ruby-ffi')
+options=(!emptydirs)
+source=(https://rubygems.org/downloads/$_gemname-$pkgver.gem)
+noextract=($_gemname-$pkgver.gem)
+
+package() {
+  local _gemdir="$(ruby -e'puts Gem.default_dir')"
+  gem install --ignore-dependencies --no-user-install -i "$pkgdir/$_gemdir" -n "$pkgdir/usr/bin" $_gemname-$pkgver.gem
+  rm "$pkgdir/$_gemdir/cache/$_gemname-$pkgver.gem"
+  install -D -m644 "$pkgdir/$_gemdir/gems/$_gemname-$pkgver/LICENSE" "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+}
+sha512sums=('271ff2ce5578352722bab318ad40f06d9c76fdbdead573a015fed0a38f3fd6341bcf70acedaa9470fe97f47069977b09ac9f71d8dacb21b67aad917c2a078c72')