Fix usage comments

src/scripts/merge_tools/git_hires_merge.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-# usage: ./git-hires-merge.sh <clone_dir> <branch-1> <branch-2>
+# usage: ./git_hires_merge.sh <clone_dir> <branch-1> <branch-2>
 
 clone_dir=$1
 branch1=$2

src/scripts/merge_tools/gitmerge_ort.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-# usage: ./gitmerge-ort.sh <clone_dir> <branch-1> <branch-2>
+# usage: ./gitmerge_ort.sh <clone_dir> <branch-1> <branch-2>
 
 MERGE_SCRIPTS_DIR="$(cd "$(dirname "$0")" && pwd -P)"
 clone_dir=$1

src/scripts/merge_tools/gitmerge_ort_ignorespace.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-# usage: ./gitmerge-ort-ignorespace.sh <clone_dir> <branch-1> <branch-2>
+# usage: ./gitmerge_ort_ignorespace.sh <clone_dir> <branch-1> <branch-2>
 
 MERGE_SCRIPTS_DIR="$(cd "$(dirname "$0")" && pwd -P)"
 clone_dir=$1

src/scripts/merge_tools/gitmerge_ort_imports.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-# usage: ./gitmerge-ort.sh <clone_dir> <branch-1> <branch-2>
+# usage: ./gitmerge_ort_imports.sh <clone_dir> <branch-1> <branch-2>
 
 MERGE_SCRIPTS_DIR="$(cd "$(dirname "$0")" && pwd -P)"
 clone_dir=$1

src/scripts/merge_tools/gitmerge_ort_imports_ignorespace.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-# usage: ./gitmerge-ort-ignorespace.sh <clone_dir> <branch-1> <branch-2>
+# usage: ./gitmerge_ort_imports_ignorespace.sh <clone_dir> <branch-1> <branch-2>
 
 MERGE_SCRIPTS_DIR="$(cd "$(dirname "$0")" && pwd -P)"
 clone_dir=$1

src/scripts/merge_tools/gitmerge_recursive_histogram.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-# usage: ./gitmerge-recursive-histogram.sh <clone_dir> <branch-1> <branch-2>
+# usage: ./gitmerge_recursive_histogram.sh <clone_dir> <branch-1> <branch-2>
 
 MERGE_SCRIPTS_DIR="$(cd "$(dirname "$0")" && pwd -P)"
 clone_dir=$1

src/scripts/merge_tools/gitmerge_recursive_ignorespace.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-# usage: ./gitmerge-recursive-histogram.sh <clone_dir> <branch-1> <branch-2>
+# usage: ./gitmerge_recursive_ignorespace.sh <clone_dir> <branch-1> <branch-2>
 
 MERGE_DIR="$(dirname "$0")"
 clone_dir=$1

src/scripts/merge_tools/gitmerge_recursive_minimal.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-# usage: ./gitmerge-recursive-minimal.sh <clone_dir> <branch-1> <branch-2>
+# usage: ./gitmerge_recursive_minimal.sh <clone_dir> <branch-1> <branch-2>
 
 MERGE_SCRIPTS_DIR="$(cd "$(dirname "$0")" && pwd -P)"
 clone_dir=$1

src/scripts/merge_tools/gitmerge_recursive_myers.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-# usage: ./gitmerge-recursive-myers.sh <clone_dir> <branch-1> <branch-2>
+# usage: ./gitmerge_recursive_myers.sh <clone_dir> <branch-1> <branch-2>
 
 MERGE_SCRIPTS_DIR="$(cd "$(dirname "$0")" && pwd -P)"
 clone_dir=$1

src/scripts/merge_tools/gitmerge_recursive_patience.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-# usage: ./gitmerge-recursive-patience.sh <clone_dir> <branch-1> <branch-2>
+# usage: ./gitmerge_recursive_patience.sh <clone_dir> <branch-1> <branch-2>
 
 MERGE_SCRIPTS_DIR="$(cd "$(dirname "$0")" && pwd -P)"
 clone_dir=$1

src/scripts/merge_tools/gitmerge_resolve.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-# usage: ./gitmerge-resolve.sh <clone_dir> <branch-1> <branch-2>
+# usage: ./gitmerge_resolve.sh <clone_dir> <branch-1> <branch-2>
 
 MERGE_SCRIPTS_DIR="$(cd "$(dirname "$0")" && pwd -P)"
 clone_dir=$1

src/scripts/merge_tools/resolve-import-conflicts

@@ -1,4 +1,5 @@
 #!/bin/bash
+# bash, not POSIX sh, because of "readarray".
 
 # This script edits files to remove conflict markers related to Java imports.
 # It works on all files given on the command line;