new "doc" folder"

doc/gpp_todo

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+TODO :
+    - see if we can add a person in a Mooring (problem if the boat fleets
+      changes between two moorings)
+    - how to determine which is the right person if choosing from a list and two
+      have the same names (rare)
+

doc/structure.txt

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+HOME:
+	- NEW STAY
+	- NEW PAYMENT
+		
+
+NEW STAY
+
+- enter boat name:
+	- list of existing boats with same/similar name: choose one
+	or	
+	- add a new boat: boat form
+NEXT
+
+- same insurance?:
+	- yes
+	or
+	- no: 
+		- enter company(insurance) name:
+			- list of existing companies with same/similar name: choose one
+			or	
+			- add a new company: company form 
+
+NEXT
+
+- persons:
+	- list of persons on this boat in the past:
+		- edit
+		- checkbox: is 'captain', 'crew', etc, during this stay
+	- add new person: person form
+
+NEXT
+
+- stay: stay form (add number of passengers)
+
+SAVE
+
+NEW PAYMENT
+
+- list of current stays: select one
+
+NEXT
+
+- bill: bill form
+	- number of nights:
+		- calculated if there is a departure date
+		or
+		- enter a number if no departure date
+	- shower
+	- water: number of tons used for passenger boats