cleanup gemspec

ultraviolet1x.gemspec

@@ -1,21 +1,15 @@
-$:.push File.expand_path("../lib", __FILE__)
+$LOAD_PATH.push File.expand_path("../lib", __FILE__)
 require "uv/version"
 
-Gem::Specification.new do |s|
-  s.name                  = "ultraviolet"
-  s.version               = Uv::Version
-  s.authors               = ["Dizan Vasquez", "Spox", "Chris Hoffman", "Michael Grosser"]
-  s.email                 = ["michael@grosser.it"]
-  s.homepage              = "https://github.com/grosser/ultraviolet"
-  s.summary               = "Ultraviolet syntax highlighting gem for Ruby18 and Ruby19"
-  s.description           = s.summary
-  s.license               = "MIT"
+Gem::Specification.new "ultraviolet", Uv::Version do |s|
+  s.authors = ["Dizan Vasquez", "Spox", "Chris Hoffman", "Michael Grosser"]
+  s.email = ["michael@grosser.it"]
+  s.homepage = "https://github.com/grosser/ultraviolet"
+  s.summary = "Ultraviolet syntax highlighting gem for Ruby18 and Ruby19"
+  s.description = s.summary
+  s.license = "MIT"
 
-  s.files         = `git ls-files`.split("\n")
-  s.test_files    = `git ls-files -- {test,spec,features}/*`.split("\n")
-  s.require_paths = ["lib"]
+  s.files = `git ls-files`.split("\n")
   s.executables = ["theme2xhtmlrender", "theme2latexrender", "uv"]
-  s.rdoc_options = ["--main", "README.rdoc"]
-
-  s.add_dependency "textpow1x", '>=0.11.0'
+  s.add_runtime_dependency "textpow1x", '>=0.11.0'
 end