Increase defaults to 2 CPU cores/2G ram

Systems got more performance now, and this heavily increases the
performance while testing.

lib/beaker/hypervisor/vagrant.rb

@@ -291,7 +291,7 @@ def self.cpus(host, options)
       elsif options['vagrant_cpus']
         options['vagrant_cpus']
       else
-        '1'
+        '2'
       end
     end
 
@@ -300,10 +300,8 @@ def self.memsize(host, options)
         host['vagrant_memsize']
       elsif options['vagrant_memsize']
         options['vagrant_memsize']
-      elsif /windows/.match?(host['platform'])
-        '2048'
       else
-        '1024'
+        '2048'
       end
     end
 

spec/beaker/vagrant_desktop_spec.rb

@@ -28,7 +28,7 @@
     end
 
     it 'for a set of hosts' do
-      expect(subject).to include(%(    v.vm.provider :vmware_desktop do |v|\n      v.vmx['memsize'] = '1024'\n    end))
+      expect(subject).to include(%(    v.vm.provider :vmware_desktop do |v|\n      v.vmx['memsize'] = '2048'\n    end))
     end
 
     context 'with whitelist_verified' do

spec/beaker/vagrant_fusion_spec.rb

@@ -26,7 +26,7 @@
     end
 
     it 'has a provider section' do
-      expect(subject).to include(%(    v.vm.provider :vmware_fusion do |v|\n      v.vmx['memsize'] = '1024'\n    end))
+      expect(subject).to include(%(    v.vm.provider :vmware_fusion do |v|\n      v.vmx['memsize'] = '2048'\n    end))
     end
   end
 end

spec/beaker/vagrant_libvirt_spec.rb

@@ -45,7 +45,7 @@
     end
 
     it 'can specify the memory as an integer' do
-      expect(subject).to include('node.memory = 1024')
+      expect(subject).to include('node.memory = 2048')
     end
 
     it 'can specify the number of cpus' do

spec/beaker/vagrant_parallels_spec.rb

@@ -26,7 +26,7 @@
     end
 
     it 'can make a Vagrantfile for a set of hosts' do
-      expect(subject).to include(%(    v.vm.provider :parallels do |prl|\n      prl.optimize_power_consumption = false\n      prl.memory = '1024'\n    end))
+      expect(subject).to include(%(    v.vm.provider :parallels do |prl|\n      prl.optimize_power_consumption = false\n      prl.memory = '2048'\n    end))
     end
   end