Allow mca-params.conf files to not have a \n at the end of the file

This commit was SVN r7741.

opal/mca/base/mca_base_parse_paramfile.c

@@ -107,7 +107,8 @@ static int parse_line(void)
         /* Now we need to see the newline */
 
         val = mca_base_yylex();
-        if (MCA_BASE_PARSE_NEWLINE == val) {
+        if (MCA_BASE_PARSE_NEWLINE == val ||
+            MCA_BASE_PARSE_DONE == val) {
             return OMPI_SUCCESS;
         }
     }

opal/mca/base/mca_base_parse_paramfile_lex.l

@@ -68,7 +68,7 @@ CHAR        [A-Za-z0-9_\-\.]
 {CHAR}+             { return MCA_BASE_PARSE_SINGLE_WORD; }
 
 <VALUE>{WHITE}*\n   { BEGIN(INITIAL); return MCA_BASE_PARSE_NEWLINE; }
-<VALUE>[^\n]*[^\t \n]/[\t ]*\n      { return MCA_BASE_PARSE_VALUE; }
+<VALUE>[^\n]*[^\t \n]/[\t ]*      { return MCA_BASE_PARSE_VALUE; }
 
 .	            { return MCA_BASE_PARSE_ERROR; }