Blade: make a few improvements and bug fixes.
Blade: make a few improvements and bug fixes.

tyb0807/angr,f-prettyland/angr,iamahuman/angr,chubbymaggie/angr,chubbymaggie/angr,f-prettyland/angr,angr/angr,tyb0807/angr,angr/angr,iamahuman/angr,angr/angr,schieb/angr,axt/angr,schieb/angr,iamahuman/angr,chubbymaggie/angr,axt/angr,tyb0807/angr,f-prettyland/angr,axt/angr,schieb/angr