Move script_start to very first line

CHANGELOG.md

@@ -15,6 +15,7 @@
 - `config` function will attempt to ping remote host to validate network connection, can by bypassed by adding `PING_AVOID='1'` to your `gravity-sync.conf` file.
 - Changes some [INFO] messages to [WARN] where approprate
 - Adds aliases for more GS functions
+- Shows current version on each script execution
 
 #### 1.7.6
 - Detects `dbclient` install as alternative to OpenSSH Client.

gravity-sync.sh

@@ -1,4 +1,5 @@
 #!/bin/bash
+SCRIPT_START=$SECONDS
 
 # GRAVITY SYNC BY VMSTAN #####################
 PROGRAM='Gravity Sync'
@@ -1284,7 +1285,6 @@ function echo_need {
 }
 
 # SCRIPT EXECUTION ###########################
-SCRIPT_START=$SECONDS
 
 	MESSAGE="${PROGRAM} ${VERSION} Executing"
 	echo_info