1.0.2

Master Branch Version: 1.0.2
add sql server driver
multiple_data_souce

Completed without testing.
fix extension
1.1.3

set_variables from value.call to instance_eval &value
to use defined variable in other variables
1.1.4
v-1.1.7
1.1.7

Remove coverage module.
demo with excel
demo case
demo
test
new logo
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