Add o.p.esf.core.help for the embedded help documentation.

Change-Id: Icf53e04be01adfc877ec40613f6043a86e901f54
Signed-off-by: Jonathan Dumont <jonathan.dumont@all4tec.net>
diff --git a/core/org.polarsys.esf.core.help/build.properties b/core/org.polarsys.esf.core.help/build.properties
new file mode 100644
index 0000000..3aead54
--- /dev/null
+++ b/core/org.polarsys.esf.core.help/build.properties
@@ -0,0 +1,9 @@
+output.. = target/classes/
+bin.includes = plugin.xml,\
+               META-INF/,\
+               .,\
+               src/main/resources/properties/,\
+               src/main/resources/examples/,\
+               src/main/resources/icons/,\
+               src/main/resources/help/
+source.. = src/main/java