cc                      Converts a text separated by commas into a
                        character vector.
checkEntities           Check if all Wikidata entities in entity_list
                        have valid values
checkTitles             checkTitles(titles) Check if titles are valid.
                        Return TRUE is all titles are valid, else
                        FALSE. See
                        https://en.wikipedia.org/wiki/Wikipedia:Page_name#Technical_restrictions_and_limitations
doChunks                Execute a function in chunks.
extractWiki             Extract the first paragraph of a Wikipedia
                        article with a maximum of characters.
filext                  Extract the extension of a file
getFiles                Downloads a list of files in a specified path
                        of the computer, and return a vector of the
                        no-found names (if any).
getWikiData             Create a data.frame with Wikidata of a vector
                        of names.
getWikiFiles            Downloads a list of Wikipedia pages in a
                        specified path of the computer, and return a
                        vector of the no-found names (if any).
getWikiInf              Create a data.frame with Q's and descriptions
                        of a vector of names.
httrGetJSON             httrGetJSON Retrieve responses in JSON format
                        using httr::GET. It is a generic function to
                        use for request these Wikimedia metrics API:
                        https://wikimedia.org/api/rest_v1/
                        https://www.mediawiki.org/wiki/XTools/API/Page
                        (xtools.wmflabs.org)
limitRequester          Limits the rate at which a function will
                        execute
m_Opensearch            Open search of a string
m_Pageviews             Get number of views of a Wikipedia article
m_XtoolsInfo            Gets various information from a Wikimedia page
m_reqMediaWiki          Retrieve responses using the MediaWiki API.
nametoWikiFrame         Convert names into a Wikipedia's iframe
nametoWikiHtml          Create the Wikipedia link of a name or entry.
nametoWikiURL           Create the Wikipedia URL of a name or entry.
normalizedTitle         Return the normalized and redirect title from
                        the response
pop_up                  Create a drop-down vignette for nodes from
                        different items (for galleries).
preName                 Reverse the order of the first and last names
                        of every element of a vector.
reqMediaWiki            Uses httr package to retrieve responses using
                        the MediaWiki API.
reqWDQS                 Get responses from Wikidata Query Service
searchWiki              Find if there is a Wikipedia page of a name(s)
                        in the selected language.
selectLang              Convert names of a wikiTools data frame to
                        English or Spanish
urltoFrame              Convert an URL link to an HTML iframe.
urltoHtml               Convert a Wikipedia URL to an HTML link
user_agent              See
                        https://meta.wikimedia.org/wiki/User-Agent_policy
                        https://www.mediawiki.org/wiki/API:Etiquette
v_AutoSuggest           Suggests VIAF id from a name
v_Extract               Gets information from a VIAF record
v_GetRecord             Gets record clusters
v_Search                Run a CQL Query in VIAF
validUrl                Find if an URL link is valid.
w_EntityInfo            Get information about a Wikimedia entity (human
                        or film)
w_Exhibit               Extract the first paragraph of a Wikipedia
                        article with a maximum of characters.
w_Geoloc                Get Latitude and Longitude coordinates, and
                        Country of places
w_LabelDesc             Return label and/or descriptions of Wikidata
                        entities
w_Property              Get properties of Wikidata entities
w_SearchByAuthority     Get entities that have identifier in a database
                        or authorities' catalog.
w_SearchByIdentifiers   Search for entities that may match identifiers
                        in a database or authorities' catalog.
w_SearchByInstanceof    Get entities which are instance of a Wikidata
                        entity
w_SearchByLabel         Search Wikidata entities by string (usually
                        labels)
w_SearchByOccupation    Get Wikidata entities with a certain occupation
w_Wikipedias            Get Wikipedia pages of Wikidata entities
w_isInstanceOf          Check if a Wikidata entity is an instance of a
                        class
w_isValid               Check if Wikidata entities are valid
w_query                 Response from Wikidata Query Service
