fields with certain characters failing?

[fitnr]

See ChicagoCityscape/moatp#18

[stevevance]

The CSS I was using:

/*
 moatp: workflow for creating many maps combining PostGreSQL and OSM geodata
 Copyright (C) 2016 Neil Freeman

 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

.slug polygon,
.slug .polygon {
    fill: none;
    stroke: none;
}

.name {
    stroke: none;
    fill: #ff3388 
}
/* Basically any building with a value in the "name" field should be highlighted differently. 

.buildings {
    fill: #D0C6BD;
    stroke: none;
}
.landuse_retail {
	fill: #EFDDBF;
	stroke: none;
}
.amenity_school {
	fill: #ECEECF;
	stroke: none;
}


.parks {
    fill: #C3E9A0;
    stroke: none;
}
.landuse_cemetery {
    fill: #718C6C;
    stroke: none;
}
.landuse_grass {
	fill: #BDFBC0;
	stroke: none;
}

.roads {
    stroke: none;
}

.highway_motorway,
.highway_trunk {
    stroke-width: 4px;
    stroke: #888888;
}
.highway_primary {
    stroke-width: 3.50px;
    stroke: #888888;
}
.highway_secondary {
    stroke-width: 3.00px;
    stroke: #888888;
}
.highway_tertiary {
    stroke-width: 2.25px;
    stroke: #888888;
}
.highway_residential {
    stroke-width: 1.75px;
    stroke: #888888;
}
.highway_cycleway, .bicycle_yes {
    stroke-width: 0.75px;
    stroke: #888888;
}


#water polygon,
#water .polygon {
    fill: #6CC7E6;
    stroke: none;
}

.stops {
    r: 9.7;
    fill: white;
    stroke: #323589;
    stroke-width: 2.75px;
}

.transit {
    stroke-width: 3.50px;
    stroke: #323589;
}
.building_train_station {
	stroke-width: 1.00px;
    stroke: #323589;
}
.tunnel_yes {
	stroke-opacity: 0.70;
}

.amenity_parking {
    fill: lightgray;
}