removed all make.sh files
design change in libwapcaplet and change of ~str to @str in libcss
fixing test cases after the design change
perfromance optimisation in libwapcaplet , libcss ( select and propstrings)
optimisation in propstrings(vector initialisation and iteration)
removed arcs in ALIAS
fixed test case csdetect.rs after removal of arcs
Merge branch 'perf' of https://github.com/webconvforge/sri-delhi-rust-libcss into perf

Conflicts:
	libcss/parse/propstrings.rs
removal of debug statements and optimisation of vector append calls in inputstream
perf fixes in wapcaplet and code cleanup in lex and parse
Merge branch 'perf' of https://github.com/webconvforge/sri-delhi-rust-libcss into perf

Conflicts:
	libcss/lex/lexer.rs
	libcss/parse/parse.rs
design change (change str to lwc_str in select) and related test cases also fixed
minor change in lexer
added overall performance figures in performance-data
optimisation of hash create , optimisation of qname(removal of copies) and updation of select-auto test case
conversion of all strings to lwc_strings , refinement of libwapcaplet manged box
Merge pull request #52 from webconvforge/perf

Perf improvements