updated native libraries to v3
updated project descriptors to report new version number
updated project descriptor to work with new AIR runtime and the new libraries
removed manual dispatching methods since it's been deprecated in the native libraries
removed duplicated function definition
added methods for the new dryRun feature
changed android implementation for the optOut getter to be synchronous
updated android implementation to close and dispose trackers
removed debug flag methods
exposed, previously internal, enumeration to define log levels
implemented new logLevel property and uniformed level enum values
removed session timeout and automatic session management; updated startSession method to the new sessionControl native approach
updated changelog
updated readme and contributing files
updated implementation for app and client info properties
updated methods to set and retrieve tracker properties (secure, anonymize, sample rate)
updated native implementation for custom metrics and dimensions
updated default user properties file
updated tracking methods to new library; slit the iOS implementation in multiple smaller files; aligned iOS and Android implementations; improved error reporting with detailed information; uniformed log levels to native libraries;