Update API documentation and dot files.

doc/Makefile

@@ -5,7 +5,7 @@
 DOXYF	?=	xbps_api_doxyfile
 FORMAT	?=	png
 FILES	=	xbps_transaction_dictionary.$(FORMAT)
-FILES	+=	xbps_pkgdb_array.$(FORMAT)
+FILES	+=	xbps_pkgdb_dictionary.$(FORMAT)
 FILES	+=	xbps_pkg_props_dictionary.$(FORMAT)
 FILES	+=	xbps_pkg_files_dictionary.$(FORMAT)
 FILES	+=	xbps_binary_pkg_content.$(FORMAT)

doc/xbps_api_doxyfile.in

@@ -334,22 +334,6 @@ INLINE_SIMPLE_STRUCTS  = NO
 
 TYPEDEF_HIDES_STRUCT   = YES
 
-# The SYMBOL_CACHE_SIZE determines the size of the internal cache use to
-# determine which symbols to keep in memory and which to flush to disk.
-# When the cache is full, less often used symbols will be written to disk.
-# For small to medium size projects (<1000 input files) the default value is
-# probably good enough. For larger projects a too small cache size can cause
-# doxygen to be busy swapping symbols to and from disk most of the time
-# causing a significant performance penalty.
-# If the system has enough physical memory increasing the cache will improve the
-# performance by keeping more symbols in memory. Note that the value works on
-# a logarithmic scale so increasing the size by one will roughly double the
-# memory usage. The cache size is given by this formula:
-# 2^(16+SYMBOL_CACHE_SIZE). The valid range is 0..9, the default is 0,
-# corresponding to a cache size of 2^16 = 65536 symbols.
-
-SYMBOL_CACHE_SIZE      = 0
-
 # Similar to the SYMBOL_CACHE_SIZE the size of the symbol lookup cache can be
 # set using LOOKUP_CACHE_SIZE. This cache is used to resolve symbols given
 # their name and scope. Since this can be an expensive process and often the
@@ -1231,7 +1215,7 @@ MATHJAX_EXTENSIONS     =
 # typically be disabled. For large projects the javascript based search engine
 # can be slow, then enabling SERVER_BASED_SEARCH may provide a better solution.
 
-SEARCHENGINE           = YES
+#SEARCHENGINE           = YES
 
 # When the SERVER_BASED_SEARCH tag is enabled the search engine will be
 # implemented using a PHP enabled web server instead of at the web client

doc/xbps_pkgdb_dictionary.dot

@@ -1,10 +1,10 @@
-digraph pkgdb_array {
+digraph pkgdb_dictionary {
 	graph [rankdir=LR,rank=same,ranksep=".10"];
 	edge [arrowhead="vee",arrowsize="0.2",fontname="DejaVuSansCondensed",fontsize="9"];
 	node [height=".1",shape=box,fontname="DejaVuSansCondensed",fontsize="9"];
 	pkgdb_plist -> main;
-	pkgdb_plist [style=filled,fillcolor="darksalmon",label="pkgdb.plist"];
-	main [label="Main array"];
+	pkgdb_plist [style=filled,fillcolor="darksalmon",label="pkgdb-0.21.plist"];
+	main [label="Main dictionary"];
 	main -> pkgdict [label="dictionary"];
 	main -> pkgdict2 [label="dictionary"];
 	pkgdict [style=filled,label="Package[0]"];

lib/package_orphans.c

@@ -45,10 +45,10 @@
  * dictionary (the array returned by xbps_find_pkg_orphans() will
  * contain a package dictionary per orphan found):
  *
- * @image html images/xbps_pkgdb_array.png
+ * @image html images/xbps_pkgdb_dictionary.png
  *
  * Legend:
- *  - <b>Salmon filled box</b>: \a XBPS_REGPKGDB_PLIST file internalized.
+ *  - <b>Salmon filled box</b>: \a pkgdb plist internalized.
  *  - <b>White filled box</b>: mandatory objects.
  *  - <b>Grey filled box</b>: optional objects.
  *  - <b>Green filled box</b>: possible value set in the object, only one

lib/pkgdb.c

@@ -41,10 +41,10 @@
  * The following image shown below shows the proplib structure used
  * by the main package database plist:
  *
- * @image html images/xbps_pkgdb_array.png
+ * @image html images/xbps_pkgdb_dictionary.png
  *
  * Legend:
- *  - <b>Salmon filled box</b>: \a XBPS_PKGDB file internalized.
+ *  - <b>Salmon filled box</b>: \a pkgdb plist internalized.
  *  - <b>White filled box</b>: mandatory objects.
  *  - <b>Grey filled box</b>: optional objects.
  *  - <b>Green filled box</b>: possible value set in the object, only one