Fix compilation error in DiveComputerList destructor on MacOSX

The compiler on MacOSX seems stricter than others:

qthelper.cpp: In destructor ‘DiveComputerList::~DiveComputerList()’:
qthelper.cpp:10: error: expected class-name before ‘(’ token

Fixed with help from http://stackoverflow.com/a/14777627/13365

Signed-off-by: Henrik Brautaset Aronsen <subsurface@henrik.synth.no>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
Typo in README.

Signed-off-by: Binoj D <dbinoj@gmail.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
Clean up the last merge

While the code is correct, splitting the class like this is silly and will
confuse me later.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
Reduce the bleeding in my eyes

This is all just coding style and white space cleanup.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>