v2.0.0-beta.2

• Fix bug in ccl_program_link()
• Auto build log with compile and link
• Add thread-safety to wrapper object info handling, cache disabled by default in info wrappers
• Improve and optimize event wait list handling functions, add ccl_ewl() shortcut macro for event wait lists
• Fix bug in ccl_user_event_new()
• Add buffer/image utility macros to wrap ccl_memobj_enqueue_unmap()
• Add ccl_arg_skip to skip kernel arguments
• Several improvements to the ccl_kernel_suggest_worksizes() utility function
• Hide super-class implementations
• Add a number of tests, framework is almost completely tested
• Add tutorial to documentation