Cosmetic: change "allintra" to "all intra"

Change "allintra" to "all intra" in comments and help messages.

Change-Id: I45fd7d0fbcdee8620ff58e1aaba9d9c29c970f9d
diff --git a/aom/aomcx.h b/aom/aomcx.h
index 9518946..26e3697 100644
--- a/aom/aomcx.h
+++ b/aom/aomcx.h
@@ -731,7 +731,7 @@
    * control sets the minimum level of flatness from which the matrices
    * are determined.
    *
-   * By default, the encoder sets this minimum at level 5 (4 in allintra
+   * By default, the encoder sets this minimum at level 5 (4 in all intra
    * mode).
    */
   AV1E_SET_QM_MIN = 64,
@@ -743,7 +743,7 @@
    * As quantisation levels increase, the matrices get flatter. This
    * control sets the maximum level of flatness possible.
    *
-   * By default, the encoder sets this maximum at level 9 (10 in allintra
+   * By default, the encoder sets this maximum at level 9 (10 in all intra
    * mode)
    */
   AV1E_SET_QM_MAX = 65,
@@ -1134,7 +1134,7 @@
    * - 3 = use modulation for key frame perceptual quality optimization
    * - 4 = use modulation for user rating based perceptual quality optimization
    * - 5 = use modulation for HDR video
-   * - 6 = use modulation for allintra using Variance Boost
+   * - 6 = use modulation for all intra using Variance Boost
    */
   AV1E_SET_DELTAQ_MODE = 107,
 
diff --git a/av1/arg_defs.c b/av1/arg_defs.c
index 5e7af32..6fdfc79 100644
--- a/av1/arg_defs.c
+++ b/av1/arg_defs.c
@@ -284,8 +284,8 @@
   .sharpness =
       ARG_DEF(NULL, "sharpness", 1,
               "Bias towards block sharpness in rate-distortion optimization of "
-              "transform coefficients and (in allintra mode only) reduce block "
-              "edge filtering for better sharpness (0..7), default is 0"),
+              "transform coefficients and (in all intra mode only) reduce "
+              "block edge filtering for better sharpness (0..7), default is 0"),
   .static_thresh =
       ARG_DEF(NULL, "static-thresh", 1, "Motion detection threshold"),
   .auto_altref =
@@ -464,10 +464,10 @@
               "Enable quantisation matrices (0: false (default), 1: true)"),
   .qm_min = ARG_DEF(
       NULL, "qm-min", 1,
-      "Min quant matrix flatness (0..15), default is 5 (4 for allintra mode)"),
-  .qm_max = ARG_DEF(
-      NULL, "qm-max", 1,
-      "Max quant matrix flatness (0..15), default is 9 (10 for allintra mode)"),
+      "Min quant matrix flatness (0..15), default is 5 (4 for all intra mode)"),
+  .qm_max = ARG_DEF(NULL, "qm-max", 1,
+                    "Max quant matrix flatness (0..15), default is 9 (10 for "
+                    "all intra mode)"),
   .reduced_tx_type_set = ARG_DEF(NULL, "reduced-tx-type-set", 1,
                                  "Use reduced set of transform types"),
   .use_intra_dct_only =
@@ -674,10 +674,10 @@
       "frames (default), 2: Disable loopfilter for non-reference frames, 3: "
       "Disable loopfilter for frames with low motion)"),
 
-  .auto_intra_tools_off = ARG_DEF(
-      NULL, "auto-intra-tools-off", 1,
-      "Automatically turn off several intra coding tools for allintra mode; "
-      "only in effect if --deltaq-mode=3"),
+  .auto_intra_tools_off =
+      ARG_DEF(NULL, "auto-intra-tools-off", 1,
+              "Automatically turn off several intra coding tools for all intra "
+              "mode; only in effect if --deltaq-mode=3"),
 
   .two_pass_input =
       ARG_DEF(NULL, "two-pass-input", 1,