patch 9.0.1285: various small problems

Problem:    Various small problems.
Solution:   Adjust white space and comments.

src/charset.c

@@ -538,7 +538,7 @@ transchar_byte(int c)
 
 /*
  * Convert non-printable character to two or more printable characters in
- * "buf[]".  "charbuf" needs to be able to hold five bytes.
+ * "charbuf[]".  "charbuf" needs to be able to hold five bytes.
  * Does NOT work for multi-byte characters, c must be <= 255.
  */
     void

src/getchar.c

@@ -1662,7 +1662,7 @@ merge_modifyOtherKeys(int c_arg, int *modifiers)
 	    && c >= 0 && c <= 127)
     {
 	c += 0x80;
-	*modifiers &= ~(MOD_MASK_META|MOD_MASK_ALT);
+	*modifiers &= ~(MOD_MASK_META | MOD_MASK_ALT);
     }
     return c;
 }

src/testdir/test_cmdline.vim

@@ -491,7 +491,7 @@ func Test_getcompletion()
   call assert_equal([], l)
 
   if !has('ruby')
-    " global_functions[] has an entry but it doesn't have an implemention
+    " global_functions[] has an entry but it doesn't have an implementation
     let l = getcompletion('ruby', 'function')
     call assert_equal([], l)
   endif

src/testdir/view_util.vim

@@ -51,6 +51,7 @@ func ScreenAttrs(lnum, width) abort
   return attrs
 endfunc
 
+" Create a new window with the requested size and fix it.
 func NewWindow(height, width) abort
   exe a:height . 'new'
   exe a:width . 'vsp'

src/version.c

@@ -695,6 +695,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1285,
 /**/
     1284,
 /**/