Changes

* Redesign of arithmetic operators

* Redesign of arithmetic operators

* Programmable block for adding user-defined math and time operators

* Programmable block for adding user-defined math and time operators

* Presentation templates to enable the Turtle to make programmable slideshows from Journal entries

* Presentation templates to enable the Turtle to make programmable slide shows from Journal entries

* FILO for passing arguments to subroutines

* FILO for passing arguments to subroutines

* Support for exporting project to Berkeley Logo

* Support for exporting project to Berkeley Logo

* Support for export of presentations to HTML

* Support for export of presentations to HTML

* New documentation page (http://wiki.sugarlabs.org/go/Activities/TurtleArt)

* New documentation page ([[Activities/Turtle Art]])

* Minor bug fixes as documented in dev.sugarlabs.org (#389; #343; #299; #240; #194; #116; #102)

* Minor bug fixes as documented in dev.sugarlabs.org (#389; #343; #299; #240; #194; #116; #102)

* Minor bug fixes as documented in dev.laptop.org (#9027, #8589, #8569)

* Minor bug fixes as documented in dev.laptop.org (#9027, #8589, #8569)