Minor documentation fixes.

src/AbstractTexture.h

@@ -107,7 +107,7 @@ class AbstractTexture {
 
         /**
          * @brief Constructor
-         * @param layer     Texture layer (number between 0 and 31)
+         * @param layer     %Texture layer (number between 0 and 31)
          * @param target    Target, e.g. @c GL_TEXTURE_2D.
          *
          * Creates one OpenGL texture.

src/Texture.h

@@ -93,7 +93,7 @@ template<size_t dimensions> class Texture: public AbstractTexture {
 
         /**
          * @brief Set texture subdata
-         * @param mipLevel
+         * @param mipLevel          Mip level
          * @param offset            Offset where to put data in the texture
          * @param _dimensions       %Texture dimensions
          * @param colorFormat       Color format of passed data. Data size per