0.34.9
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* Lines disappear after positioning back the cursor (#708496)
* Garbage displayed after resizing whilst using an alternate screen (#415277)
* vte uses too many file descriptors (part of #646098)
* Incorrect scrollbar position after the "less" command (#676075)
* Add support for DEC 1007 to set the alternate scroll mode (#518405, #709060)
* Use O_TMPFILE when available (#704705)
* Improvements to scrollback storage (#637275) 
* Aborts on assertion (#676075)
* zsh - lots of blank space upon resizing VTE based terminals (#708213)
* Misc fixes