Mangaluru, Sept 18 (UNI) With the coastal belt waiting for a concrete development package, Karnataka Chief Minister DK Shivakumar's first Cabinet meeting in Mangaluru on Friday is set to put the government's coastal agenda to the test, with proposals ranging from a major tourism push and industrial infrastructure to local employment and official recognition for Tulu. The Cabinet is meeting at Praja Soudha in the Deputy Commissioner's office at around 10.30 am, with all ministers expected to participate. The biggest political and cultural focus is likely to be the long-standing demand to recognise Tulu as Karnataka's second official language and…