Add anchors for nodes

apps/cic-eth/doc/texinfo/admin.texi

@@ -1,3 +1,4 @@
+@anchor{cic-eth-appendix-system-maintenance}
 @appendix Admin API
 
 The admin API is still in an early stage of refinement. User friendliness can be considerably improved.
@@ -32,7 +33,7 @@ Get the current state of a lock
 
 @appendixsection tag_account
 
-Associate an identifier with an account address (@xref{cic-eth system accounts})
+Associate an identifier with an account address (@xref{cic-eth-system-accounts})
 
 @appendixsection have_account
 

apps/cic-eth/doc/texinfo/chains.texi

@@ -1,3 +1,4 @@
+@anchor{cic-eth-appendix-task-chains}
 @appendix Task chains
 
 TBC - explain here how to generate these chain diagrams

apps/cic-eth/doc/texinfo/incoming.texi

@@ -1,3 +1,4 @@
+@anchor{cic-eth-incoming}
 @section Incoming transactions
 
 All transactions in mined blocks will be passed to a selection of plugin filters to the @code{chainsyncer} component. Each of these filters are individual python module files in @code{cic_eth.runnable.daemons.filters}. This section describes their function.

apps/cic-eth/doc/texinfo/system.texi

@@ -4,6 +4,7 @@ When the system starts for the first time, it is locked for any state change req
 
 See @ref{cic-eth-locking,Locking} and @ref{cic-eth-tools-ctrl,ctrl in Tools} for details on locking.
 
+@anchor{cic-eth-system-accounts}
 @subsection System accounts
 
 Certain accounts in the system have special roles. These are defined by @emph{tagging} certain accounts addresses with well-known identifiers.

apps/cic-eth/doc/texinfo/tools.texi

@@ -36,7 +36,7 @@ Execute a token transfer on behalf of a custodial account.
 
 @subsection tag (cic-eth-tag)
 
-Associate an account address with a string identifier. @xref{cic-eth system accounts}
+Associate an account address with a string identifier. @xref{cic-eth-system-accounts}
 
 
 @anchor{cic-eth-tools-ctrl}