beremiz

Add function example to first_steps example

2018-05-31, Surkov Sergey
ce5bd74ed552
file isExecutable
Add function example to first_steps example

It'll be used in documentation to show how to create function in
Beremiz.
<xsd:element name="Generic">
<xsd:complexType>
%(toolchain_makefile)s
</xsd:complexType>
</xsd:element>