Fixes for --no-timeout and compiler warnings#45

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jefflasslett wants to merge 7 commits intotias:masterfrom

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Commits on Jan 9, 2013

Eliminate warning about deleting instance where object's base class has non-virtual descructor
Jeff Lasslett
committed
Eliminate warnings pertaining to unused 'dummy' vars
Jeff Lasslett
committed
Prevent timeout exit when --no-timeout is used
Jeff Lasslett
committed
Remove tab chars to correct indentation
Jeff Lasslett
committed

Commits on Jan 10, 2013

Fix issue where calibration values for rotated screen were wrong
Jeff Lasslett
committed
Rewrite xf86ScaleAxis in terms of scaleAxis
Jeff Lasslett
committed

Commits on Jan 11, 2013

Ensure that calibration values are in the right order when axes are swapped
Jeff Lasslett
committed

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