Add hledger journal file

This file format is used by the hledger[1] tool (a plain text
accounting system). I've added all of the transactions in our unity
trust bank account to-date.

I hope to use this file to more easily generate reports to share with
the rest of CoTech.

[1] https://hledger.org

cotech.journal

+2019-05-08 ANIMORPH LTD
+    Assets:Unity                   208.00
+    Revenue:Subscriptions         -208.00
+
+2019-05-08 GO FREE RANG
+    Assets:Unity                   208.00
+    Revenue:Subscriptions         -208.00
+
+2019-05-09 PRINCIPLE SIX LLP
+    Assets:Unity                   104.00
+    Revenue:Subscriptions         -104.00
+
+2019-05-22 AGILE COLLECTIVE L
+    Assets:Unity                   572.00
+    Revenue:Subscriptions         -572.00
+
+2019-06-30 Service Charge
+    Expenses:BankCharge           18.00
+    Assets:Unity                 -18.00
+
+2019-07-01 THE DOT PROJECT SE
+    Assets:Unity                   156.00
+    Revenue:Subscriptions         -156.00
+
+2019-07-02 WE ARE OPEN LIMITED
+    Assets:Unity                   260.00
+    Revenue:Subscriptions         -260.00
+
+2019-08-13 OUTLANDISH CO-OPERATIVE LIMITED
+    Assets:Unity                   416.00
+    Revenue:Subscriptions         -416.00
+
+2019-08-14 CO-OPERATIVE WEB LIMITED
+    Assets:Unity                  1040.00
+    Revenue:Subscriptions        -1040.00
+
+2019-09-30 Service Charge
+    Expenses:BankCharge           18.00
+    Assets:Unity                 -18.00
+
+2019-12-31 Sevice Charge
+    Expenses:BankCharge           18.00
+    Assets:Unity                 -18.00
+
+2020-02-11 B/P to: Code-Operative
+    Expenses:Distributions:NewcastleGathering          217.00
+    Assets:Unity                                      -217.00
+
+2020-02-11 B/P to: Webarch Co-Operati
+    Expenses:RunningCosts:Infrastructure         1687.82
+    Assets:Unity                                -1687.82
+
+2020-03-31 Service Charge
+    Expenses:BankCharge           18.00
+    Assets:Unity                 -18.00
+
+2020-06-22 COMMUNITY BROADBAND NETWORK LIMITED
+    Assets:Unity                   208.00
+    Revenue:Subscriptions         -208.00
+
+2020-06-22 INFACT DIGITAL CO OPERATIVE LIMITED
+    Assets:Unity                   156.00
+    Revenue:Subscriptions         -156.00
+
+2020-06-22 THE CREATIVE COOP LTD
+    Assets:Unity                   102.00
+    Revenue:Subscriptions         -102.00
+
+2020-06-23 PRINCIPLE SIX LLP
+    Assets:Unity                   104.00
+    Revenue:Subscriptions         -104.00
+
+2020-06-24 FORM & FUNCTION DIGITAL COOPERATIVE
+    Assets:Unity                   156.00
+    Revenue:Subscriptions         -156.00
+
+2020-06-24 B/P to: ANIMOPRH LTD
+    Expenses:Distributions:LoomioSubscription          127.29
+    Assets:Unity                                      -127.29
+
+2020-06-26 AGILE COLLECTIVE L
+    Assets:Unity                   728.00
+    Revenue:Subscriptions         -728.00
+
+2020-06-30 Service Charge
+    Expenses:BankCharge           18.00
+    Assets:Unity                 -18.00
+
+2020-07-01 WE ARE OPEN LIMITED
+    Assets:Unity                   312.00
+    Revenue:Subscriptions         -312.00
+
+2020-07-02 ANIMORPH LTD
+    Assets:Unity                   260.00
+    Revenue:Subscriptions         -260.00
+
+2020-07-07 OUTLANDISH CO-OPERATIVE LIMITED
+    Assets:Unity                   416.00
+    Revenue:Subscriptions         -416.00
+
+2020-07-07 GO FREE RANG
+    Assets:Unity                   208.00
+    Revenue:Subscriptions         -208.00
+
+2020-07-14 CO-OPERATIVE WEB LIMITED
+    Assets:Unity                   221.00
+    Revenue:Subscriptions         -221.00
+
+2020-08-07 SMALL AXE COMMUNICATIONS LTD
+    Assets:Unity                   260.00
+    Revenue:Subscriptions         -260.00
+
+2020-08-10 DOT PROJECT LIMITED
+    Assets:Unity                   260.00
+    Revenue:Subscriptions         -260.00
+
+2020-08-24 CODE-OPERATIVE LTD
+    Assets:Unity                   260.00
+    Revenue:Subscriptions         -260.00
+
+2020-08-27 Copplestone Leo
+    Assets:Unity                   104.00
+    Revenue:Subscriptions         -104.00
+
+2020-09-11 B/P to: Webarch Co-operati
+    Expenses:RunningCosts:Infrastructure         1687.82
+    Assets:Unity                                -1687.82
+
+2020-09-30 Service Charge
+    Expenses:BankCharge           18.00
+    Assets:Unity                 -18.00
+
+2020-12-31 Service Charge
+    Expenses:BankCharge           18.00
+    Assets:Unity                 -18.00