Eclipse: add support for the 4.2 Juno release (#13367)

Thanks for the path to Nicholas Yue.

Alex

Modules/CMakeFindEclipseCDT4.cmake

@@ -37,6 +37,7 @@ FUNCTION(_FIND_ECLIPSE_VERSION)
   SET(_ECLIPSE_VERSION_NAME_3.5 "Galileo" )
   SET(_ECLIPSE_VERSION_NAME_3.6 "Helios" )
   SET(_ECLIPSE_VERSION_NAME_3.7 "Indigo" )
+  SET(_ECLIPSE_VERSION_NAME_4.2 "Juno" )
 
   IF(_ECLIPSE_VERSION)
     MESSAGE(STATUS "Found Eclipse version ${_ECLIPSE_VERSION} (${_ECLIPSE_VERSION_NAME_${_ECLIPSE_VERSION}})")
@@ -51,7 +52,9 @@ FUNCTION(_FIND_ECLIPSE_VERSION)
                                                             "3.4 (${_ECLIPSE_VERSION_NAME_3.4})"
                                                             "3.5 (${_ECLIPSE_VERSION_NAME_3.5})"
                                                             "3.6 (${_ECLIPSE_VERSION_NAME_3.6})"
-                                                            "3.7 (${_ECLIPSE_VERSION_NAME_3.7})")
+                                                            "3.7 (${_ECLIPSE_VERSION_NAME_3.7})"
+                                                            "4.2 (${_ECLIPSE_VERSION_NAME_4.2})"
+              )
 ENDFUNCTION()
 
 _FIND_ECLIPSE_VERSION()