Disable at-point mode when hover mode is disabled

Update version

Revert "Simplify childframe creation"

Built-in function doesn't really reused the childframe,
change back to manually reuse.

This reverts commit 6ceeb22.

Github doesn't support header link, either

Merge pull request casouri#7 from casouri/pop-at-point

Merge Pop at point

Fix casouri#4: CPU 100%

Also change version to 1.4

Bump version

Bump version to 1.2

Bump version