Add safe mode default to docs.

Author: davidlehn

lib/jsonld.js

@@ -129,7 +129,7 @@ const _resolvedContextCache = new LRU({max: RESOLVED_CONTEXT_CACHE_MAX_SIZE});
  *            unmappable values (or to throw an error when they are detected);
  *            if this function returns `undefined` then the default behavior
  *            will be used.
- *          [safe] true to use safe mode.
+ *          [safe] true to use safe mode. (default: false)
  *          [eventHandler] handler for events.
  *          [contextResolver] internal use only.
  *
@@ -269,7 +269,7 @@ jsonld.compact = async function(input, ctx, options) {
  *            unmappable values (or to throw an error when they are detected);
  *            if this function returns `undefined` then the default behavior
  *            will be used.
- *          [safe] true to use safe mode.
+ *          [safe] true to use safe mode. (default: false)
  *          [eventHandler] handler for events.
  *          [contextResolver] internal use only.
  *
@@ -424,7 +424,7 @@ jsonld.flatten = async function(input, ctx, options) {
  *          [requireAll] default @requireAll flag (default: true).
  *          [omitDefault] default @omitDefault flag (default: false).
  *          [documentLoader(url, options)] the document loader.
- *          [safe] true to use safe mode.
+ *          [safe] true to use safe mode. (default: false)
  *          [eventHandler] handler for events.
  *          [contextResolver] internal use only.
  *
@@ -524,7 +524,7 @@ jsonld.frame = async function(input, frame, options) {
  *          [base] the base IRI to use.
  *          [expandContext] a context to expand with.
  *          [documentLoader(url, options)] the document loader.
- *          [safe] true to use safe mode.
+ *          [safe] true to use safe mode. (default: false)
  *          [eventHandler] handler for events.
  *          [contextResolver] internal use only.
  *
@@ -561,7 +561,7 @@ jsonld.link = async function(input, ctx, options) {
  *            'application/n-quads' for N-Quads.
  *          [documentLoader(url, options)] the document loader.
  *          [useNative] true to use a native canonize algorithm
- *          [safe] true to use safe mode.
+ *          [safe] true to use safe mode. (default: false)
  *          [eventHandler] handler for events.
  *          [contextResolver] internal use only.
  *
@@ -619,7 +619,7 @@ jsonld.normalize = jsonld.canonize = async function(input, options) {
  *            (boolean, integer, double), false not to (default: false).
  *          [rdfDirection] 'i18n-datatype' to support RDF transformation of
  *             @direction (default: null).
- *          [safe] true to use safe mode.
+ *          [safe] true to use safe mode. (default: false)
  *          [eventHandler] handler for events.
  *
  * @return a Promise that resolves to the JSON-LD document.
@@ -670,7 +670,7 @@ jsonld.fromRDF = async function(dataset, options) {
  *          [produceGeneralizedRdf] true to output generalized RDF, false
  *            to produce only standard RDF (default: false).
  *          [documentLoader(url, options)] the document loader.
- *          [safe] true to use safe mode.
+ *          [safe] true to use safe mode. (default: false)
  *          [eventHandler] handler for events.
  *          [contextResolver] internal use only.
  *
@@ -765,7 +765,7 @@ jsonld.createNodeMap = async function(input, options) {
  *            new properties where a node is in the `object` position
  *            (default: true).
  *          [documentLoader(url, options)] the document loader.
- *          [safe] true to use safe mode.
+ *          [safe] true to use safe mode. (default: false)
  *          [eventHandler] handler for events.
  *          [contextResolver] internal use only.
  *
@@ -929,7 +929,7 @@ jsonld.get = async function(url, options) {
  * @param localCtx the local context to process.
  * @param [options] the options to use:
  *          [documentLoader(url, options)] the document loader.
- *          [safe] true to use safe mode.
+ *          [safe] true to use safe mode. (default: false)
  *          [eventHandler] handler for events.
  *          [contextResolver] internal use only.
  *