Increase version in pod spec for 1.18.1 release

Author: ms1752

ClearBlade-iOS-API.podspec

@@ -3,7 +3,7 @@ Pod::Spec.new do |s|
   s.platform     = :osx
   s.platform     = :ios
   s.name         = "ClearBlade-iOS-API"
-  s.version      = "1.18.0"
+  s.version      = "1.18.1"
   s.summary      = "iOS API libraries for the ClearBlade Platform"
 
   s.ios.deployment_target = '7.0'
@@ -19,7 +19,7 @@ Pod::Spec.new do |s|
   s.license      = { :type => 'EPL', :file => 'LICENSE' }
   s.author       = { "ClearBlade, Inc." => "support@clearblade.com" }
 
-  s.source       = { :git => "https://github.com/ClearBlade/iOS-API.git", :tag => '1.18.0' }
+  s.source       = { :git => "https://github.com/ClearBlade/iOS-API.git", :tag => '1.18.1' }
   s.header_dir = 'libmosquitto'
   s.source_files  = 'ClearBladeAPI/**/*.{h,m,c}'
   s.exclude_files = 'ClearBladeAPI/libmosquitto/*.c'