Clean-up; require_binary, comments, shellcheck

abra

@@ -385,7 +385,8 @@ debug() {
 # 3wc: temporarily disable debug and verbose
 
 silence() {
-  # FIXME 3wc: required otherwise we get debug output in the password
+  # temporaily disable debug & verbose output. useful for getting raw output
+  # from abra subcommands
   _abra___debug="$abra___debug"
   _abra___verbose="$abra___verbose"
   abra___verbose="false"
@@ -393,7 +394,7 @@ silence() {
 }
 
 unsilence() {
-  # FIXME 3wc: required otherwise we get debug output in the password
+  # restore original values of debug/verbose options
   abra___verbose="$_abra___verbose"
   abra___debug="$_abra___debug"
 }
@@ -419,14 +420,6 @@ require_binary() {
   fi
 }
 
-require_pwqgen() {
-  require_binary pwqgen
-}
-
-require_wget() {
-  require_binary wget
-}
-
 require_abra_dir() {
   mkdir -p "$ABRA_DIR"
 }
@@ -510,7 +503,7 @@ require_app_latest() {
 
 require_yq() {
   require_vendor_dir
-  require_wget
+  require_binary wget
 
   YQ_VERSION="4.6.1"
   YQ_BINARY="yq_linux_amd64"
@@ -581,6 +574,8 @@ load_abra_sh() {
   fi
 }
 
+###### FIXME 3wc: name this section
+
 output_version_summary() {
   echo "  Versions:"
 
@@ -719,8 +714,6 @@ ensure_domain_deployed() {
   done
 }
 
-###### FIXME 3wc: name this section
-
 get_servers() {
   shopt -s nullglob dotglob
   # shellcheck disable=SC2206
@@ -1536,10 +1529,10 @@ sub_app_secret_generate(){
   fi
 
   if [[ -n "$LENGTH" ]]; then
-    require_pwgen
+    require_binary pwgen
     PWGEN=${abra__cmd_:-pwgen -s "$LENGTH" 1}
   else
-    require_pwqgen
+    require_binary pwqgen
     PWGEN="${abra__cmd_:-pwqgen}"
   fi