Update to new version of qtpim

0.6.3

Jenkinsfile: temporarily disable arm64

Xenial-only click release on the OpenStore

• Fix broken xenial click
• Fix various funky keyboard issues and improve UX (thanks @npatel33)
• If existing note is opened for editing then cursor appears at the start of the body text instead of the end.
• Keyboard pops up when one touches anywhere in "Notebooks" page is selected. It also opens up when any Notebook is selected from the page.
• Now one can jump directly from note title to body textarea when enter is pressed.
• Keyboard opens up automatically when search is pressed.
• Apart from the save button, now one can immediately create notebook by pressing enter on title bar while creating notebook.