Swiss

Mostly bug fixes this release, changes listed by author below.

@emukidid:

• Fix mistakes in settings text
• Move "Alternate Read Patches" setting to be a per game (and default) level setting
• Enable "Alternate Read Patches" setting by default
• Fix empty memory card crash, fix blocks label
• Fix issue #217 (graphical issues with banners when navigating devices)

@Extrems:

• Fix 540p and 1080i video timings.