Remove temporary bera font in invoices, add texlive-base-recommended for invoices

apps/treasury/templates/treasury/invoice_sample.tex

@@ -7,13 +7,15 @@
 \usepackage[T1]{fontenc}
 \usepackage[utf8]{inputenc}
 \usepackage[a4paper]{geometry}
-\usepackage{units}
-\usepackage{bera}
+%\usepackage{bera}
 \usepackage{graphicx}
 \usepackage{fancyhdr}
 \usepackage{fp}
 \usepackage{transparent}
 \usepackage{eso-pic}
+\usepackage{ifthen}
+
+\DeclareUnicodeCharacter{00B0}{$^\circ$}
 
 \def\TVA{0}    % Taux de la TVA