Query encoding issue

[mhausenblas]

See https://plus.google.com/u/0/102497386507936526460/posts/97y3F1ccRj4

[jindrichmynarz]

Including non-ASCII characters in SPARQL queries also throws an error.

[jindrichmynarz]

By the way, this is a SPARQLWrapper issue. It can't handle well non-ASCII characters in strings. An easy solution to this problem is to pass all SPARQL queries in Unicode.