Add note about install fpc-docs in helpsystem message about missing documentation

--- fpcsrc/packages/ide/wconstse.inc~	2015-11-27 10:04:13.000000000 +0000

+++ fpcsrc/packages/ide/wconstse.inc	2015-11-27 10:26:20.299174972 +0000

@@ -101,9 +101,9 @@

     msg_nohelpfilesinstalled1 = 'To keep the size of the FPC download reasonably low, the CHM help files';

     msg_nohelpfilesinstalled2 = 'which are necessary for the IDE help to function, are omitted.';

-    msg_nohelpfilesinstalled3 = 'To get these docs, go to ftp://ftp.freepascal.org/pub/fpc/dist/ and get doc-chm.zip';

-    msg_nohelpfilesinstalled4 = 'for your version. Extract the CHM files and add them to the IDE using Help|Files,';

-    msg_nohelpfilesinstalled5 = 'add toc.chm first.';

+    msg_nohelpfilesinstalled3 = 'To get these docs, install package fpc-docs or go to ftp://ftp.freepascal.org/pub/fpc/dist/';

+    msg_nohelpfilesinstalled4 = 'and get doc-chm.zip for your version. Extract the CHM files and add them to the IDE';

+    msg_nohelpfilesinstalled5 = 'using Help|Files, add toc.chm first.';

     msg_helpindex = 'Help index';

     msg_nohelpavailabelforthistopic = 'No help available for this topic.';

     msg_pagenotavailable = 'Page not available';