Add back camera.svg

Was accidentally removed.

source/common/generic/camera.svg

+<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" viewBox="0 0 32 32"><path d="M9.5 19.132a6.5 6.5 0 1 0 13 0 6.5 6.5 0 0 0-13 0zm20.5-11h-7c-.5-2-1-4-3-4h-8c-2 0-2.5 2-3 4H2c-1.1 0-2 .9-2 2v18c0 1.1.9 2 2 2h28c1.1 0 2-.9 2-2v-18c0-1.1-.9-2-2-2zM16 28.007c-4.902 0-8.875-3.973-8.875-8.875s3.973-8.875 8.875-8.875 8.875 3.973 8.875 8.875-3.973 8.875-8.875 8.875zm14-13.875h-4v-2h4v2z"/></svg>
\ No newline at end of file

source/conceptual/proteins.svg

-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32"><path d="M25.6 22.7c-.4-1.4-1.8-2.2-3.2-1.9-1 .2-1.7 1-1.9 1.9h-2c-.3-1.4-1.7-2.2-3.1-1.9-1 .2-1.7 1-1.9 1.9h-2c-.3-1.4-1.7-2.2-3.1-1.9-.9.2-1.7 1-1.9 1.9h-.4c-1.6 0-2.9-1.3-2.9-2.9s1.3-2.9 2.9-2.9h.2v.1h.3c.3 1 1.3 1.8 2.4 1.8 1.1 0 2.1-.7 2.4-1.8h2.2c.4 1.4 1.8 2.2 3.2 1.8.9-.2 1.5-.9 1.8-1.8h2c.4 1.4 1.8 2.2 3.2 1.8.9-.2 1.5-.9 1.8-1.8h.3c2.2 0 4.1-1.8 4.1-4.1 0-2.2-1.8-4.1-4.1-4.1h-.3c-.3-1.4-1.6-2.3-3-2-1 .2-1.8 1-2 2h-1.9c-.3-1.4-1.6-2.3-3-2-1 .2-1.8 1-2 2h-1.9-.2c-.4-1.2-1.4-2.1-2.6-2.1s-2.3.9-2.5 2.1c-1.6 0-2.9-1.3-2.9-2.9H2.4c0 2.3 1.8 4.1 4.1 4.1h.2c.3 1 1.3 1.8 2.4 1.8s1.9-.8 2.3-1.9h2.2c.4 1.4 1.8 2.2 3.2 1.8.9-.2 1.5-.9 1.8-1.8h2c.4 1.4 1.8 2.2 3.2 1.8.9-.2 1.5-.9 1.8-1.8h.3c1.6 0 2.9 1.3 2.9 2.9s-1.3 2.9-2.9 2.9h-.2v-.1h-.1c-.3-1.4-1.7-2.2-3.1-1.9-1 .2-1.7 1-1.9 1.9h-2c-.3-1.4-1.7-2.2-3.1-1.9-1 .2-1.7 1-1.9 1.9h-2.1c-.2-1.1-1.2-2-2.4-2s-2.2.8-2.4 2h-.6c-2.2 0-4.1 1.8-4.1 4.1 0 2.2 1.8 4.1 4.1 4.1h.5c.3 1.4 1.7 2.2 3.1 1.9 1-.2 1.7-1 1.9-1.9h2c.3 1.4 1.7 2.2 3.1 1.9.9-.2 1.7-1 1.9-1.9h2c.3 1.4 1.7 2.2 3.1 1.9 1-.2 1.7-1 1.9-1.9h.1c1.6 0 2.9 1.3 2.9 2.9h1.2c-.1-2.2-1.9-4-4.2-4z"/></svg>
\ No newline at end of file
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32"><path d="M25.6 22.7c-.4-1.4-1.8-2.2-3.2-1.9-1 .2-1.7 1-1.9 1.9h-2c-.3-1.4-1.7-2.2-3.1-1.9-1 .2-1.7 1-1.9 1.9h-2c-.3-1.4-1.7-2.2-3.1-1.9-.9.2-1.7 1-1.9 1.9h-.4c-1.6 0-2.9-1.3-2.9-2.9s1.3-2.9 2.9-2.9h.2v.1h.3c.3 1 1.3 1.8 2.4 1.8 1.1 0 2.1-.7 2.4-1.8h2.2c.4 1.4 1.8 2.2 3.2 1.8.9-.2 1.5-.9 1.8-1.8h2c.4 1.4 1.8 2.2 3.2 1.8.9-.2 1.5-.9 1.8-1.8h.3c2.2 0 4.1-1.8 4.1-4.1 0-2.2-1.8-4.1-4.1-4.1h-.3c-.3-1.4-1.6-2.3-3-2-1 .2-1.8 1-2 2h-1.9c-.3-1.4-1.6-2.3-3-2-1 .2-1.8 1-2 2h-2.1c-.4-1.2-1.4-2.1-2.6-2.1s-2.3.9-2.5 2.1c-1.6 0-2.9-1.3-2.9-2.9H2.4c0 2.3 1.8 4.1 4.1 4.1h.2c.3 1 1.3 1.8 2.4 1.8s1.9-.8 2.3-1.9h2.2c.4 1.4 1.8 2.2 3.2 1.8.9-.2 1.5-.9 1.8-1.8h2c.4 1.4 1.8 2.2 3.2 1.8.9-.2 1.5-.9 1.8-1.8h.3c1.6 0 2.9 1.3 2.9 2.9s-1.3 2.9-2.9 2.9h-.2v-.1h-.1c-.3-1.4-1.7-2.2-3.1-1.9-1 .2-1.7 1-1.9 1.9h-2c-.3-1.4-1.7-2.2-3.1-1.9-1 .2-1.7 1-1.9 1.9h-2.1c-.2-1.1-1.2-2-2.4-2s-2.2.8-2.4 2h-.6c-2.2 0-4.1 1.8-4.1 4.1 0 2.2 1.8 4.1 4.1 4.1h.5c.3 1.4 1.7 2.2 3.1 1.9 1-.2 1.7-1 1.9-1.9h2c.3 1.4 1.7 2.2 3.1 1.9.9-.2 1.7-1 1.9-1.9h2c.3 1.4 1.7 2.2 3.1 1.9 1-.2 1.7-1 1.9-1.9h.1c1.6 0 2.9 1.3 2.9 2.9h1.2c-.1-2.2-1.9-4-4.2-4z"/></svg>
\ No newline at end of file