patch 8.1.0583: using illogical name for get_dict_number()/get_dict_string()

Problem:    Using illogical name for get_dict_number()/get_dict_string().
Solution:   Rename to start with dict_.
diff --git a/src/evalfunc.c b/src/evalfunc.c
index 6e68755..93cac5a 100644
--- a/src/evalfunc.c
+++ b/src/evalfunc.c
@@ -8072,7 +8072,7 @@
     }
 
     if (dict_find(tv->vval.v_dict, (char_u *)"conceal", -1) != NULL)
-	*conceal_char = get_dict_string(tv->vval.v_dict,
+	*conceal_char = dict_get_string(tv->vval.v_dict,
 						   (char_u *)"conceal", FALSE);
 
     if ((di = dict_find(tv->vval.v_dict, (char_u *)"window", -1)) != NULL)
@@ -10668,7 +10668,7 @@
 
     if ((d = argvars[0].vval.v_dict) != NULL)
     {
-	csearch = get_dict_string(d, (char_u *)"char", FALSE);
+	csearch = dict_get_string(d, (char_u *)"char", FALSE);
 	if (csearch != NULL)
 	{
 #ifdef FEAT_MBYTE
@@ -10922,16 +10922,16 @@
 		}
 	    }
 
-	    group = get_dict_string(d, (char_u *)"group", TRUE);
-	    priority = (int)get_dict_number(d, (char_u *)"priority");
-	    id = (int)get_dict_number(d, (char_u *)"id");
+	    group = dict_get_string(d, (char_u *)"group", TRUE);
+	    priority = (int)dict_get_number(d, (char_u *)"priority");
+	    id = (int)dict_get_number(d, (char_u *)"id");
 	    conceal = dict_find(d, (char_u *)"conceal", -1) != NULL
-			      ? get_dict_string(d, (char_u *)"conceal", TRUE)
+			      ? dict_get_string(d, (char_u *)"conceal", TRUE)
 			      : NULL;
 	    if (i == 0)
 	    {
 		match_add(curwin, group,
-		    get_dict_string(d, (char_u *)"pattern", FALSE),
+		    dict_get_string(d, (char_u *)"pattern", FALSE),
 		    priority, id, NULL, conceal);
 	    }
 	    else
@@ -13529,7 +13529,7 @@
 	    return;
 	}
 	if (dict_find(dict, (char_u *)"repeat", -1) != NULL)
-	    repeat = get_dict_number(dict, (char_u *)"repeat");
+	    repeat = dict_get_number(dict, (char_u *)"repeat");
     }
 
     callback = get_callback(&argvars[1], &partial);
@@ -14080,29 +14080,29 @@
     else
     {
 	if (dict_find(dict, (char_u *)"lnum", -1) != NULL)
-	    curwin->w_cursor.lnum = (linenr_T)get_dict_number(dict, (char_u *)"lnum");
+	    curwin->w_cursor.lnum = (linenr_T)dict_get_number(dict, (char_u *)"lnum");
 	if (dict_find(dict, (char_u *)"col", -1) != NULL)
-	    curwin->w_cursor.col = (colnr_T)get_dict_number(dict, (char_u *)"col");
+	    curwin->w_cursor.col = (colnr_T)dict_get_number(dict, (char_u *)"col");
 #ifdef FEAT_VIRTUALEDIT
 	if (dict_find(dict, (char_u *)"coladd", -1) != NULL)
-	    curwin->w_cursor.coladd = (colnr_T)get_dict_number(dict, (char_u *)"coladd");
+	    curwin->w_cursor.coladd = (colnr_T)dict_get_number(dict, (char_u *)"coladd");
 #endif
 	if (dict_find(dict, (char_u *)"curswant", -1) != NULL)
 	{
-	    curwin->w_curswant = (colnr_T)get_dict_number(dict, (char_u *)"curswant");
+	    curwin->w_curswant = (colnr_T)dict_get_number(dict, (char_u *)"curswant");
 	    curwin->w_set_curswant = FALSE;
 	}
 
 	if (dict_find(dict, (char_u *)"topline", -1) != NULL)
-	    set_topline(curwin, (linenr_T)get_dict_number(dict, (char_u *)"topline"));
+	    set_topline(curwin, (linenr_T)dict_get_number(dict, (char_u *)"topline"));
 #ifdef FEAT_DIFF
 	if (dict_find(dict, (char_u *)"topfill", -1) != NULL)
-	    curwin->w_topfill = (int)get_dict_number(dict, (char_u *)"topfill");
+	    curwin->w_topfill = (int)dict_get_number(dict, (char_u *)"topfill");
 #endif
 	if (dict_find(dict, (char_u *)"leftcol", -1) != NULL)
-	    curwin->w_leftcol = (colnr_T)get_dict_number(dict, (char_u *)"leftcol");
+	    curwin->w_leftcol = (colnr_T)dict_get_number(dict, (char_u *)"leftcol");
 	if (dict_find(dict, (char_u *)"skipcol", -1) != NULL)
-	    curwin->w_skipcol = (colnr_T)get_dict_number(dict, (char_u *)"skipcol");
+	    curwin->w_skipcol = (colnr_T)dict_get_number(dict, (char_u *)"skipcol");
 
 	check_cursor();
 	win_new_height(curwin, curwin->w_height);