Bug 775912 - Tips of the Day shows content only once very 3 times

Remove extra line-feeds from CMake generation of tips_of_the_day.list. They're unneeded and mess up windows parsing the file.

doc/CMakeLists.txt

@@ -44,14 +44,9 @@ EXECUTE_PROCESS(
 FILE(STRINGS ${CMAKE_CURRENT_BINARY_DIR}/tip_of_the_day.list.tmp TIP_OF_THE_DAY_LINES)
 
 SET(TOTD_OUTPUT "")
-SET(FIRST_LINE TRUE)
 FOREACH(line ${TIP_OF_THE_DAY_LINES})
   STRING(REGEX REPLACE "^ *\"" "" line2 "${line}")
   STRING(REGEX REPLACE "\" *$" "" line3 "${line2}")
-  IF (NOT FIRST_LINE)
-    LIST(APPEND TOTD_OUTPUT "\n\n")
-  ENDIF()
-  SET(FIRST_LINE FALSE)
   LIST(APPEND TOTD_OUTPUT "${line3}\n")
 ENDFOREACH()