8029230: Update copyright year to match last edit in jdk8 langtools repository for 2013
Reviewed-by: ksrini
Contributed-by: steve.sides@oracle.com

8012003: Method diagnostics resolution need to be simplified in some cases
Summary: Unfold method resolution diagnostics when they mention errors in poly expressions
Reviewed-by: jjg, vromero

7177386: Add attribution support for method references
Summary: Add type-checking/lookup routines for method references
Reviewed-by: jjg, dlsmith

7188968: New instance creation expression using diamond is checked twice
Summary: Unify method and constructor check logic
Reviewed-by: jjg

7191449: update copyright year to match last edit in jdk8 langtools repository
Reviewed-by: jjh
Contributed-by: steve.sides@oracle.com

7175911: Simplify error reporting API in Check.CheckContext interface
Summary: Make error messages generated during Check.checkType more uniform and more scalable
Reviewed-by: jjg, dlsmith

7010608: the string 'error' should appear in error messages
Reviewed-by: mcimadamore

5088624: cannot find symbol message should be more intelligent
Summary: Resolve.java should keep track of all candidates found during a method resolution sweep to generate more meaningful diagnostics
Reviewed-by: jjg

6968063: provide examples of code that generate diagnostics
Reviewed-by: mcimadamore