Add Podspec

VideoEditor.podspec

@@ -0,0 +1,16 @@
+Pod::Spec.new do |s|
+  s.name = 'VideoEditor'
+  s.version = '1.3'
+  s.summary = 'VideoEditor facilitates manipulate Audios volume, merge multiple audios to video'
+  s.description = <<-DESC
+  VideoEditor written on Swift 5.0 by levantAJ
+                       DESC
+  s.homepage = 'https://github.com/levantAJ/VideoEditor'
+  s.license = { :type => 'MIT', :file => 'LICENSE' }
+  s.author = { 'Tai Le' => '[email protected]' }
+  s.source = { :git => 'https://github.com/levantAJ/VideoEditor.git', :tag => s.version.to_s }
+  s.ios.deployment_target = '9.0'
+  s.swift_version = '5.0'
+  s.source_files = 'VideoEditor/**/*.{swift}'
+
+end