Print the API's welcome/ToS message when opening a connection

Change-Id: I856ec9b439db402579bcd5cf91cf308d8c7f720c
diff --git a/man/KorAPConnection-class.Rd b/man/KorAPConnection-class.Rd
index b660582..6b3f4fd 100644
--- a/man/KorAPConnection-class.Rd
+++ b/man/KorAPConnection-class.Rd
@@ -32,7 +32,7 @@
 
 \S4method{clearAccessToken}{KorAPConnection}(kco)
 
-\S4method{apiCall}{KorAPConnection}(kco, url)
+\S4method{apiCall}{KorAPConnection}(kco, url, json = TRUE, cache = kco@cache)
 
 \S4method{clearCache}{KorAPConnection}(kco)
 
@@ -78,6 +78,8 @@
 
 \item{url}{request url}
 
+\item{json}{logical that determines if json result is expected}
+
 \item{object}{KorAPConnection object}
 }
 \value{