spelling fixes for epson2 backend

backend/epson2-ops.c

@@ -1496,7 +1496,7 @@ e2_wait_button(Epson_Scanner * s)
 			else
 				sleep(1);
 		} else {
-			/* we run into an error condition, just continue */
+			/* we ran into an error condition, just continue */
 			s->hw->wait_for_button = SANE_FALSE;
 		}
 	}
@@ -1997,7 +1997,7 @@ color_shuffle(SANE_Handle handle, int *new_length)
 				 * We just finished the line in line_buffer[0] - write it to the
 				 * output buffer and continue.
 				 *
-				 * The ouput buffer ist still "buf", but because we are
+				 * The output buffer is still "buf", but because we are
 				 * only overwriting from the beginning of the memory area
 				 * we are not interfering with the "still to shuffle" data
 				 * in the same area.

backend/epson2.c

@@ -239,7 +239,7 @@ enum {
  * Gamma correction:
  * The A and B level scanners work differently than the D level scanners,
  * therefore I define two different sets of arrays, plus one set of
- * variables that get set to the actally used params and list arrays at runtime.
+ * variables that get set to the actually used params and list arrays at runtime.
  */
 
 static int gamma_params_ab[] = {

backend/epson2.h

@@ -172,7 +172,7 @@
 #define EPSON_LEVEL_D7		12
 #define EPSON_LEVEL_D8		13
 
-/* there is also a function level "A5", which I'm igoring here until somebody can
+/* there is also a function level "A5", which I'm ignoring here until somebody can
  * convince me that this is still needed. The A5 level was for the GT-300, which
  * was (is) a monochrome only scanner. So if somebody really wants to use this
  * scanner with SANE get in touch with me and we can work something out - khk