nginx: upgrade to nginx 1.11.10 support
kasha: parse recipe with pcre regex
kasha: support literal boolean values
kasha: support literal null values
kasha: refactoring functions
kasha: initial unit tests
kasha: travis integration
kasha: rename to formal name ngx_http_log_json
kasha: if condition argument
nginx: upgrade to nginx 1.11.10 support kasha: parse recipe with pcre regex kasha: support literal boolean values kasha: support literal null values kasha: refactoring functions kasha: initial unit tests kasha: travis integration kasha: rename to formal name ngx_http_log_json kasha: if condition argument