Reinstated gemspec file.

SematextCloud.gemspec

@@ -0,0 +1,38 @@
+# -*- encoding: utf-8 -*-
+
+=begin
+#Sematext Cloud API
+
+#API Explorer provides access and documentation for Sematext REST API. The REST API requires the API Key to be sent as part of `Authorization` header. E.g.: `Authorization : apiKey e5f18450-205a-48eb-8589-7d49edaea813`.
+
+OpenAPI spec version: v3
+
+Generated by: https://github.com/swagger-api/swagger-codegen.git
+Swagger Codegen version: 3.0.30
+=end
+
+$:.push File.expand_path("../lib", __FILE__)
+require "SematextCloud/version"
+
+Gem::Specification.new do |s|
+  s.name        = "SematextCloud"
+  s.version     = SematextCloud::VERSION
+  s.platform    = Gem::Platform::RUBY
+  s.authors     = ["sematext.com"]
+  s.email       = ["[email protected]"]
+  s.homepage    = "https://github.com/sematext/sematext-api-client-ruby"
+  s.summary     = "Sematext Cloud API Client for talking to https://sematext.com/docs/api/"
+  s.description = "Sematext Cloud API Client for talking to https://sematext.com/docs/api/"
+  s.license     = 'Apache License, Version 2.0'
+  s.required_ruby_version = ">= 1.9"
+
+  s.add_runtime_dependency 'typhoeus', '~> 1.0', '>= 1.0.1'
+  s.add_runtime_dependency 'json', '~> 2.1', '>= 2.1.0'
+
+  s.add_development_dependency 'rspec', '~> 3.6', '>= 3.6.0'
+
+  s.files         = `find *`.split("\n").uniq.sort.select { |f| !f.empty? }
+  s.test_files    = `find spec/*`.split("\n")
+  s.executables   = []
+  s.require_paths = ["lib"]
+end