Remove remaining coveralls bits from code (#291)

* remove coveralls dependency

* remove travis/coveralls bits from rakefile

* last bits

Rakefile

@@ -9,15 +9,3 @@ Rake::TestTask.new do |t|
   t.libs << "spec"
   t.pattern = "spec/**/*_spec.rb"
 end
-
-task :travis do
-  mock = "true" || ENV["FOG_MOCK"]
-  sh("export FOG_MOCK=#{mock} && rake")
-
-  if ENV["COVERAGE"]
-    require "coveralls/rake/task"
-
-    Coveralls::RakeTask.new
-    Rake::Task["coveralls:push"].invoke
-  end
-end

fog-core.gemspec

@@ -28,7 +28,6 @@ Gem::Specification.new do |spec|
   # https://github.com/fog/fog-core/issues/206
   # spec.add_dependency("xmlrpc") if RUBY_VERSION.to_s >= "2.4"
 
-  spec.add_development_dependency("coveralls")
   spec.add_development_dependency("minitest")
   spec.add_development_dependency("minitest-stub-const")
   spec.add_development_dependency("pry")

spec/spec_helper.rb

@@ -1,12 +1,3 @@
-if ENV["COVERAGE"]
-  require "coveralls"
-  require "simplecov"
-
-  SimpleCov.start do
-    add_filter "/spec/"
-  end
-end
-
 # Set home outside of real user
 require "tmpdir"
 ENV["HOME"] = Dir.mktmpdir("foghome")