Added clean-graph-copy build script for Android ARM 32

See merge request clean-and-itasks/clean-build!5

Added clean-base build script for Android 32-bits cross compiler.

See merge request clean-and-itasks/clean-build!4

build-by-date

See merge request !2

Fixed the iTaks environment files generation

See merge request !3

Add symbols_in_program.[id]cl to distribution

Closes #4

See merge request !1

Disabled unit test running for itasks on linux-64 there appears to be a problem with the externalProcess task that is used by the test runner

Temporary removed building of itasks unit tests, because of work in progress on testing infrastructure