bug fixed 13,14 test scenarios  in tests1.dat of select-auto
removed file of failed test case in select-auto
Merge branch 'master' of https://github.com/webconvforge/sri-delhi-rust-libcss

Conflicts:
	test/libcss/data/select/tests1.dat
	test/libcss/data/select/tests1_fail.dat
updated demo input file
Added perf statements
Added Perf statements
Merge branch 'master' of https://github.com/webconvforge/sri-delhi-rust-libcss
Merge perf changes with functionality correctness changes
Merge pull request #49 from abhijeetgaiha/master

WIP upgrade to 0.7
Merge pull request #50 from webconvforge/master

Latest changes in master
Migrated utils/errors.rs to Rust v0.7
Fixed errors in riconv.rs
Merge branch 'upgrade-0.7' of https://github.com/webconvforge/sri-delhi-rust-libcss into upgrade-0.7
Migrated parserutils_filter.rs to 0.7
Migrated files to 0.7 (WIP)
wapcaplet2 ported to 0.7
Merge branch 'upgrade-0.7' of https://github.com/webconvforge/sri-delhi-rust-libcss into upgrade-0.7
Migrated libparserutils to 0.7
css::include  , css::bytecode migrated to 0.7
Merge branch 'upgrade-0.7' of https://github.com/webconvforge/sri-delhi-rust-libcss into upgrade-0.7
Merge branch 'upgrade-0.7' of https://github.com/webconvforge/sri-delhi-rust-libcss into upgrade-0.7