icedtea7: New package

Free Java environment based on OpenJDK 7.0 and the IcedTea project.

pkgs/development/compilers/icedtea/cppflags-include-fix.patch

@@ -0,0 +1,16 @@
+diff -Naur openjdk-orig/jdk/make/sun/awt/mawt.gmk openjdk/jdk/make/sun/awt/mawt.gmk
+--- openjdk-orig/jdk/make/sun/awt/mawt.gmk	2012-08-28 19:13:16.000000000 -0400
++++ openjdk/jdk/make/sun/awt/mawt.gmk	2013-01-22 11:56:22.315418708 -0500
+@@ -234,12 +234,6 @@
+ endif # !HEADLESS
+ endif # PLATFORM
+ 
+-ifeq ($(PLATFORM), linux)
+-  # Checking for the X11/extensions headers at the additional location
+-  CPPFLAGS += -I$(firstword $(wildcard $(OPENWIN_HOME)/include/X11/extensions) \
+-                        $(wildcard /usr/include/X11/extensions))
+-endif
+-
+ ifeq ($(PLATFORM), macosx))
+   CPPFLAGS += -I$(OPENWIN_HOME)/include/X11/extensions \
+               -I$(OPENWIN_HOME)/include