For the new attribute "onload_delay", reading and transfering it into testcase JSON format.

This attribute will be used in webpage for delaying to check result after "onload" event
Update test_definition schema to 1.0.2-1

-- version 1.0.2-1 --
1\ add a new int optional attribute "onload_delay" with default "3"
Merge pull request #21 from Shao-Feng/onload_delay

Onload delay PR
Fix the wrong "Not Run" and "Block" title in summary and statistics tables.
Merge branch '2.3.2.testing' of github.com:testkit/testkit-lite into 2.3.2.testing
Update the column name from "Test N/A" to "Test Not Run" in summary table
remove undesired parameter
Merge pull request #22 from wendong112/2.3.2.testing

remove undesired parameter
sort test execution order
Merge pull request #23 from wendong112/2.3.2.testing

sort test execution order
use onload_delay to set waiting time when BLOCK
Merge pull request #24 from wendong112/2.3.2.testing

use onload_delay to set waiting time when BLOCK
optimize merge progress
Merge pull request #25 from wendong112/2.3.2.testing

optimize merge progress
update doc for 2.3.2-1 release
Merge pull request #26 from wendong112/2.3.2.testing

update doc for 2.3.2-1 release
fix syntax error for server
Merge pull request #27 from wendong112/2.3.2.testing

fix syntax error for server
update server log
Merge pull request #28 from wendong112/2.3.2.testing

update server log