Raised the void-safety level to "complete"

Added comments.

library/server/wsf/src/support/wsf_file_utilities.e

@@ -1,6 +1,5 @@
 note
 	description: "Summary description for {WSF_FILE_UTILITIES}."
-	author: ""
 	date: "$Date$"
 	revision: "$Revision$"
 
@@ -137,6 +136,8 @@ feature -- Factory
 feature {NONE} -- Implementation
 
 	new_file_opened_for_writing (f: G): detachable G
+			-- Returns a new file object opened for writing if possible
+			-- otherwise returns Void.
 		local
 			retried: BOOLEAN
 		do

library/server/wsf/tests/src/test_wsf_file_utilities.e

@@ -1,6 +1,5 @@
 note
 	description: "Summary description for {TEST_WSF_FILE_UTILITIES}."
-	author: ""
 	date: "$Date$"
 	revision: "$Revision$"
 

library/server/wsf/tests/tests-safe.ecf

@@ -7,7 +7,7 @@
 			<exclude>/EIFGENs$</exclude>
 			<exclude>/.svn$</exclude>
 		</file_rule>
-		<option debug="true" warning="true" full_class_checking="true" is_attached_by_default="true" void_safety="transitional" syntax="provisional">
+		<option debug="true" warning="true" full_class_checking="true" is_attached_by_default="true" void_safety="all" syntax="provisional">
 			<assertions precondition="true" postcondition="true" check="true" loop="true" supplier_precondition="true"/>
 		</option>
 		<setting name="concurrency" value="thread"/>
@@ -22,8 +22,8 @@
 		</library>
 		<library name="http" location="..\..\..\network\protocol\http\http-safe.ecf" readonly="false"/>
 		<library name="http_client" location="..\..\..\network\http_client\http_client-safe.ecf" readonly="false"/>
-		<library name="time" location="$ISE_LIBRARY\library\time\time-safe.ecf"/>
 		<library name="thread" location="$ISE_LIBRARY\library\thread\thread-safe.ecf"/>
+		<library name="time" location="$ISE_LIBRARY\library\time\time-safe.ecf"/>
 		<library name="wsf" location="..\wsf-safe.ecf" readonly="false">
 			<option>
 				<assertions precondition="true" postcondition="true" check="true" supplier_precondition="true"/>