blktrace: doc: PDF output with bookmark structure and clickable cross references

Need to extract labels from section titles as hyperref does not like this.

$ sed 's/{\(\\label{[^}]*}\)\([^}]*}\)/{\2\n\1/' -i blktrace.tex

---
 doc/Makefile     |  2 +-
 doc/blktrace.tex | 64 +++++++++++++++++++++++++++++++++++++-------------------
 2 files changed, 44 insertions(+), 22 deletions(-)

index 0be44256e9e9..11ad4107ed46 100644
@@ -1,4 +1,4 @@
-DOCTMP	= blktrace.log blktrace.aux blktrace.dvi
+DOCTMP	= blktrace.log blktrace.aux blktrace.dvi blktrace.out
 
 all: blktrace.pdf
 

2.14.2