Documentation, comments and code formatting improvements

Small documentation corrections.

Improve comments in codes, spelling corrections, comment formatting

Wrap long source code lines so there are fewer lines over 80 columns and very few over 120 columns

NO changes to actual source or interface
diff --git a/test/run_tests.c b/test/run_tests.c
index aba536d..192e319 100644
--- a/test/run_tests.c
+++ b/test/run_tests.c
@@ -1,14 +1,14 @@
 /*==============================================================================
  run_tests.c -- test aggregator and results reporting
 
- Copyright (c) 2018-2019, Laurence Lundblade. All rights reserved.
+ Copyright (c) 2018-2020, Laurence Lundblade. All rights reserved.
 
  SPDX-License-Identifier: BSD-3-Clause
 
  See BSD-3-Clause license in README.md
 
  Created on 9/30/18
- ==============================================================================*/
+ =============================================================================*/
 
 #include "run_tests.h"
 #include "UsefulBuf.h"
@@ -157,7 +157,10 @@
 /*
  Public function. See run_test.h.
  */
-int RunTests(const char *szTestNames[], OutputStringCB pfOutput, void *poutCtx, int *pNumTestsRun)
+int RunTests(const char *szTestNames[],
+             OutputStringCB pfOutput,
+             void *poutCtx,
+             int *pNumTestsRun)
 {
     int nTestsFailed = 0;
     int nTestsRun = 0;
@@ -276,7 +279,10 @@
 /*
  Public function. See run_test.h.
  */
-static void PrintSize(const char *szWhat, uint32_t uSize, OutputStringCB pfOutput, void *pOutCtx)
+static void PrintSize(const char *szWhat,
+                      uint32_t uSize,
+                      OutputStringCB pfOutput,
+                      void *pOutCtx)
 {
    UsefulBuf_MAKE_STACK_UB(buffer, 20);
 
@@ -292,13 +298,13 @@
  */
 void PrintSizes(OutputStringCB pfOutput, void *pOutCtx)
 {
-   // Type and size of return from sizeof() varies. These will never be large so cast is safe
-   PrintSize("sizeof(QCBORTrackNesting)",   (uint32_t)sizeof(QCBORTrackNesting), pfOutput, pOutCtx);
+   // These will never be large so cast is safe
+   PrintSize("sizeof(QCBORTrackNesting)",   (uint32_t)sizeof(QCBORTrackNesting),  pfOutput, pOutCtx);
    PrintSize("sizeof(QCBOREncodeContext)",  (uint32_t)sizeof(QCBOREncodeContext), pfOutput, pOutCtx);
    PrintSize("sizeof(QCBORDecodeNesting)",  (uint32_t)sizeof(QCBORDecodeNesting), pfOutput, pOutCtx);
    PrintSize("sizeof(QCBORDecodeContext)",  (uint32_t)sizeof(QCBORDecodeContext), pfOutput, pOutCtx);
-   PrintSize("sizeof(QCBORItem)",           (uint32_t)sizeof(QCBORItem), pfOutput, pOutCtx);
-   PrintSize("sizeof(QCBORTagListIn)",      (uint32_t)sizeof(QCBORTagListIn), pfOutput, pOutCtx);
-   PrintSize("sizeof(QCBORTagListOut)",     (uint32_t)sizeof(QCBORTagListOut), pfOutput, pOutCtx);
+   PrintSize("sizeof(QCBORItem)",           (uint32_t)sizeof(QCBORItem),          pfOutput, pOutCtx);
+   PrintSize("sizeof(QCBORTagListIn)",      (uint32_t)sizeof(QCBORTagListIn),     pfOutput, pOutCtx);
+   PrintSize("sizeof(QCBORTagListOut)",     (uint32_t)sizeof(QCBORTagListOut),    pfOutput, pOutCtx);
    (*pfOutput)("", pOutCtx, 1);
 }