remove todo
sec 5: change listing label
ptx: don't escape to regular latex in comments

* Generally we'll have the -src-in-ptx option enabled, which will put C code into comments. We don't want to manually escape all special operators such as & and _.
sec 6: begin sketching optimisation runtime overheads section
sec 6: begin sketching memory management runtime overheads
sec 6: redo dot product discussion/analysis
sec 6: edit black scholes
sec-6: black scholes instruction counts
move Mandelbrot image
sec 6: wibble
sec-6: mandelbrot benchmark text
sec-6: n-body text, add sequential fold version
caption wibbles
sec 6: fluid flow edits
sec 6: radix sort edits
update smvm listing
sec 6: smvm edits
sec 6: split Floyd-Warshall into its own benchmark

TODO: collect benchmark results
sec 6: introduce K-means algorithm

TODO benchmark
sec 6: wibbles