libwapcaplet upgrade to 0.7
Updates for 0.7 (WIP)
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
uncommented css.rc
Merge branch 'upgrade-0.7' of https://github.com/webconvforge/sri-delhi-rust-libcss into upgrade-0.7
Migrated lexer.rs, parse/properties/common,  parse/properties/css_property_parser_gen fixed first level of issues
Merge branch 'upgrade-0.7' of https://github.com/webconvforge/sri-delhi-rust-libcss into upgrade-0.7
uncommented make file