Check only URI, if used CB_MODE_SAVE_EDITOR_SIZE_SEPARATELY
Correctly handle not yet loaded tabs
("browser.sessionstore.restore_on_demand" preference)
Detect opened tabs with any editor URIs:
chrome://custombuttons/content/editor.xul
or chrome://custombuttons/content/editor.xul?window=*&id=custombuttons-button*
(CB_MODE_SAVE_EDITOR_SIZE_SEPARATELY)
Small optimization: cache length of patch to the editor
Bump version to 0.1.8.2 - 2014-01-12
Install page for v. 0.1.8.2 - 2014-01-12