Update CXServer to 5ccdc0d

* 5ccdc0d Merge "Derive MT subsentence map from uppercasing"
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| * 78fc396 Derive MT subsentence map from uppercasing
* |   7055039 Merge "translateAnnotations with partial mapping"
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| * 6077e70 translateAnnotations with partial mapping
* | c10df13 MT health check for the language pairs
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* 27c5795 Display better error message for MT processing and other errors.
* 1036daa Fail if config.js is invalid
* 7045dca Publishing: Get revision id from Parsoid content-revision-id header
* c607cea Logging: Updating logging on DictClient.js and Dict.js
* b5bd349 Logging: Add logging to JsonDict.js
* 44ae255 Adding additional logging to ContentTranslationsService.js
*   fe7e912 Merge "Source: Modifies page service to also send article revision"
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| * be0e257 Source: Modifies page service to also send article revision
* | 77a0e71 Add English to Spanish mapping in default configuration
* | 1842f72 Provide a service to get language pairs
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*   87d4fd3 Merge "CX Registry: Enable all supported languages by default"
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| * 6e92d93 CX Registry: Enable all supported languages by default
* | 7aaafcf Avoid removing empty spans that carry template data
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* e92ca80 Add Catalan-Spanish dictionary
*   3384c9d Merge "MT: Enable Spanish, Catalan, Portuguese pairs"
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| * 6eb1fa2 MT: Enable Spanish, Catalan, Portuguese pairs
* | 35cacd1 Fix typo in registry/README.md
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* 8437f64 Update the registry format to support multiple providers

Change-Id: Ibb0dc7d87f600b22c32fdd1da0eeec30e925b79a