Some ISO 2022 conversions allow 2 escaping sequences, and some ICONV mappings are wrong

[Paolo Brandoli]

Allow two escape sequences on ISO 2022 charsets and check the mapping to ICONV, ICU and Windows code pages.

[Paolo Brandoli]

Addresses #341. Allow 2 escape sequences on ISO 2022 charsets.

→ <<cset 16eb696a890d>>

[Paolo Brandoli]

Addresses #341. Added test for conversion from Japanese.

→ <<cset 4c98659e7578>>

[Paolo Brandoli]

Addresses #341. Improve unicode library recognition in cmake.

→ <<cset 9cf59184106c>>

[Paolo Brandoli]

Addresses #341. Removed wrong clang flag from cmake.

→ <<cset 1da6d4e370ea>>

[Paolo Brandoli]

Addresses #341. Print out the japanese test string to std::cout.

→ <<cset c6941bb17c60>>

[Paolo Brandoli]

Addresses #341. Removed extra 0 in patientName test string in test unicodeStringHandlerTest.japaneseTest

→ <<cset 504e74abe509>>

[Paolo Brandoli]

Addresses #341. Removed last part of japanese text pending verification of its correctness.

→ <<cset 614258325b32>>

[Paolo Brandoli]

Addresses #341. Corrected japanese charset names for Java wrapper.

→ <<cset da542cd45e07>>

[Paolo Brandoli]

Addresses #341. Corrected Java charset conversion to use charsetInformation.

→ <<cset eed3094dafc1>>

[Paolo Brandoli]

Addresses #341. Added java test that prints out a japanese string

→ <<cset 27c642f6858a>>

[Paolo Brandoli]

Addresses #341. Compare Japanese string with test result.

→ <<cset 6b4707d516c0>>

[Paolo Brandoli]

Addresses #341. Corrected Japanese test unit in Java.

→ <<cset 6d6f54a707c6>>

[Paolo Brandoli]

Addresses #341. Updated changes log.

→ <<cset 3c5fb51432ac>>

[Paolo Brandoli]

Resolves #341 (Some ISO 2022 conversions allow 2 escaping sequences, and some ICONV mappings are wrong) as per SOP FIXBUG/2

→ <<cset bd40e0348da2>>